stasvinokur/cve-and-cwe-dataset-1999-2025 huggingface dataset:
CVE-2013-4120 (severity: HIGH, weakness: CWE-400)
Katello has a Denial of Service vulnerability in API OAuth authentication
CVE-2013-4122 (severity: MEDIUM, weakness: CWE-189)
Cyrus SASL 2.1.23, 2.1.26, and earlier does not properly handle when a NULL value is returned upon an error by the crypt function as implemented in glibc 2.17 and later, which allows remote attackers to cause a denial of service (thread crash and consumption) via (1) an invalid salt or, when FIPS-140 is enabled, a (2) DES or (3) MD5 encrypted password, which triggers a NULL pointer dereference.
CVE-2013-4123 (severity: MEDIUM, weakness: CWE-20)
client_side_request.cc in Squid 3.2.x before 3.2.13 and 3.3.x before 3.3.8 allows remote attackers to cause a denial of service via a crafted port number in a HTTP Host header.
CVE-2013-4124 (severity: MEDIUM, weakness: CWE-189)
Integer overflow in the read_nttrans_ea_list function in nttrans.c in smbd in Samba 3.x before 3.5.22, 3.6.x before 3.6.17, and 4.x before 4.0.8 allows remote attackers to cause a denial of service (memory consumption) via a malformed packet.
CVE-2013-4125 (severity: MEDIUM, weakness: CWE-399)
The fib6_add_rt2node function in net/ipv6/ip6_fib.c in the IPv6 stack in the Linux kernel through 3.10.1 does not properly handle Router Advertisement (RA) messages in certain circumstances involving three routes that initially qualified for membership in an ECMP route set until a change occurred for one of the first two routes, which allows remote attackers to cause a denial of service (system crash) via a crafted sequence of messages.
CVE-2013-4127 (severity: MEDIUM, weakness: CWE-399)
Use-after-free vulnerability in the vhost_net_set_backend function in drivers/vhost/net.c in the Linux kernel through 3.10.3 allows local users to cause a denial of service (OOPS and system crash) via vectors involving powering on a virtual machine.
CVE-2013-4128 (severity: MEDIUM, weakness: CWE-16)
Red Hat JBoss Enterprise Application Platform (EAP) 6.1.0 does not properly cache EJB invocations by remote-naming, which allows remote attackers to hijack sessions by using a remoting client.
CVE-2013-4129 (severity: MEDIUM, weakness: CWE-20)
The bridge multicast implementation in the Linux kernel through 3.10.3 does not check whether a certain timer is armed before modifying the timeout value of that timer, which allows local users to cause a denial of service (BUG and system crash) via vectors involving the shutdown of a KVM virtual machine, related to net/bridge/br_mdb.c and net/bridge/br_multicast.c.
CVE-2013-4130 (severity: MEDIUM, weakness: CWE-399)
The (1) red_channel_pipes_add_type and (2) red_channel_pipes_add_empty_msg functions in server/red_channel.c in SPICE before 0.12.4 do not properly perform ring loops, which might allow remote attackers to cause a denial of service (reachable assertion and server exit) by triggering a network error.
CVE-2013-4131 (severity: MEDIUM, weakness: CWE-119)
The mod_dav_svn Apache HTTPD server module in Subversion 1.7.0 through 1.7.10 and 1.8.x before 1.8.1 allows remote authenticated users to cause a denial of service (assertion failure or out-of-bounds read) via a certain (1) COPY, (2) DELETE, or (3) MOVE request against a revision root.
CVE-2013-4132 (severity: MEDIUM, weakness: CWE-310)
KDE-Workspace 4.10.5 and earlier does not properly handle the return value of the glibc 2.17 crypt and pw_encrypt functions, which allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via (1) an invalid salt or a (2) DES or (3) MD5 encrypted password, when FIPS-140 is enable, to KDM or an (4) invalid password to KCheckPass.
CVE-2013-4133 (severity: HIGH, weakness: CWE-404)
kde-workspace before 4.10.5 has a memory leak in plasma desktop
CVE-2013-4134 (severity: MEDIUM, weakness: CWE-310)
OpenAFS before 1.4.15, 1.6.x before 1.6.5, and 1.7.x before 1.7.26 uses weak encryption (DES) for Kerberos keys, which makes it easier for remote attackers to obtain the service key.
CVE-2013-4135 (severity: MEDIUM, weakness: CWE-310)
The vos command in OpenAFS 1.6.x before 1.6.5, when using the -encrypt option, only enables integrity protection and sends data in cleartext, which allows remote attackers to obtain sensitive information by sniffing the network.
CVE-2013-4136 (severity: MEDIUM, weakness: CWE-59)
ext/common/ServerInstanceDir.h in Phusion Passenger gem before 4.0.6 for Ruby allows local users to gain privileges or possibly change the ownership of arbitrary directories via a symlink attack on a directory with a predictable name in /tmp/.
CVE-2013-4137 (severity: HIGH, weakness: CWE-89)
Multiple SQL injection vulnerabilities in StatusNet 1.0 before 1.0.2 and 1.1.0 allow remote attackers to execute arbitrary SQL commands via vectors related to user lists and "a particular tag format."
CVE-2013-4138 (severity: LOW, weakness: CWE-79)
Cross-site scripting (XSS) vulnerability in the Hatch theme 7.x-1.x before 7.x-1.4 for Drupal allows remote authenticated users with the "Administer content," "Create new article," or "Edit any article type content" permission to inject arbitrary web script or HTML via unspecified vectors.
CVE-2013-4139 (severity: MEDIUM, weakness: NVD-CWE-Other)
The Stage File Proxy module 7.x-1.x before 7.x-1.4 for Drupal allows remote attackers to cause a denial of service (file operations performance degradation and failure) via a large number of requests.
CVE-2013-4140 (severity: LOW, weakness: CWE-79)
Cross-site scripting (XSS) vulnerability in the TinyBox (Simple Splash) module before 7.x-2.2 for Drupal allows remote authenticated users with the "administer tinybox" permission to inject arbitrary web script or HTML via unspecified vectors.
CVE-2013-4143 (severity: LOW, weakness: NVD-CWE-Other)
The (1) checkPasswd and (2) checkGroupXlockPasswds functions in xlockmore before 5.43 do not properly handle when a NULL value is returned upon an error by the crypt or dispcrypt function as implemented in glibc 2.17 and later, which allows attackers to bypass the screen lock via vectors related to invalid salts.
CVE-2013-4144 (severity: CRITICAL, weakness: CWE-20)
There is an object injection vulnerability in swfupload plugin for wordpress.
CVE-2013-4147 (severity: HIGH, weakness: CWE-134)
Multiple format string vulnerabilities in Yet Another Radius Daemon (YARD RADIUS) 1.1.2 allow context-dependent attackers to cause a denial of service (crash) or possibly execute arbitrary code via format string specifiers in a request in the (1) log_msg function in log.c or (2) version or (3) build_version function in version.c.
CVE-2013-4148 (severity: HIGH, weakness: CWE-189)
Integer signedness error in the virtio_net_load function in hw/net/virtio-net.c in QEMU 1.x before 1.7.2 allows remote attackers to execute arbitrary code via a crafted savevm image, which triggers a buffer overflow.
CVE-2013-4149 (severity: HIGH, weakness: CWE-119)
Buffer overflow in virtio_net_load function in net/virtio-net.c in QEMU 1.3.0 through 1.7.x before 1.7.2 might allow remote attackers to execute arbitrary code via a large MAC table.
CVE-2013-4150 (severity: HIGH, weakness: CWE-119)
The virtio_net_load function in hw/net/virtio-net.c in QEMU 1.5.0 through 1.7.x before 1.7.2 allows remote attackers to cause a denial of service or possibly execute arbitrary code via vectors in which the value of curr_queues is greater than max_queues, which triggers an out-of-bounds write.
CVE-2013-4151 (severity: HIGH, weakness: CWE-94)
The virtio_load function in virtio/virtio.c in QEMU 1.x before 1.7.2 allows remote attackers to execute arbitrary code via a crafted savevm image, which triggers an out-of-bounds write.
CVE-2013-4152 (severity: MEDIUM, weakness: CWE-264)
The Spring OXM wrapper in Spring Framework before 3.2.4 and 4.0.0.M1, when using the JAXB marshaller, does not disable entity resolution, which allows context-dependent attackers to read arbitrary files, cause a denial of service, and conduct CSRF attacks via an XML external entity declaration in conjunction with an entity reference in a (1) DOMSource, (2) StAXSource, (3) SAXSource, or (4) StreamSource, aka an XML External Entity (XXE) issue.
CVE-2013-4153 (severity: MEDIUM, weakness: CWE-399)
Double free vulnerability in the qemuAgentGetVCPUs function in qemu/qemu_agent.c in libvirt 1.0.6 through 1.1.0 allows remote attackers to cause a denial of service (daemon crash) via a cpu count request, as demonstrated by the "virsh vcpucount dom --guest" command.
CVE-2013-4154 (severity: MEDIUM, weakness: NVD-CWE-Other)
The qemuAgentCommand function in libvirt before 1.1.1, when a guest agent is not configured, allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via vectors related to "agent based cpu (un)plug," as demonstrated by the "virsh vcpucount foobar --guest" command.
CVE-2013-4155 (severity: MEDIUM, weakness: CWE-119)
OpenStack Swift before 1.9.1 in Folsom, Grizzly, and Havana allows authenticated users to cause a denial of service ("superfluous" tombstone consumption and Swift cluster slowdown) via a DELETE request with a timestamp that is older than expected.
CVE-2013-4156 (severity: MEDIUM, weakness: CWE-787)
Apache OpenOffice.org (OOo) before 4.0 allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted element in an OOXML document file.
CVE-2013-4157 (severity: LOW, weakness: CWE-59)
Red Hat Storage 2.0 allows local users to overwrite arbitrary files via a symlink attack on the (1) e, (2) local-bricks.list, (3) bricks.err, or (4) limits.conf files in /tmp.
CVE-2013-4158 (severity: MEDIUM, weakness: CWE-79)
smokeping before 2.6.9 has XSS (incomplete fix for CVE-2012-0790)
CVE-2013-4159 (severity: HIGH, weakness: CWE-264)
ctdb before 2.3 in OpenSUSE 12.3 and 13.1 does not create temporary files securely, which has unspecified impact related to "several temp file vulnerabilities" in (1) tcp/tcp_connect.c, (2) server/eventscript.c, (3) tools/ctdb_diagnostics, (4) config/gdb_backtrace, and (5) include/ctdb_private.h.
CVE-2013-4160 (severity: MEDIUM, weakness: NVD-CWE-Other)
Little CMS (lcms2) before 2.5, as used in OpenJDK 7 and possibly other products, allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via vectors related to (1) cmsStageAllocLabV2ToV4curves, (2) cmsPipelineDup, (3) cmsAllocProfileSequenceDescription, (4) CurvesAlloc, and (5) cmsnamed.
CVE-2013-4161 (severity: HIGH, weakness: CWE-269)
gksu-polkit-0.0.3-6.fc18 was reported as fixing the issue in CVE-2012-5617 but the patch was improperly applied and it did not fixed the security issue.
CVE-2013-4162 (severity: MEDIUM, weakness: CWE-399)
The udp_v6_push_pending_frames function in net/ipv6/udp.c in the IPv6 implementation in the Linux kernel through 3.10.3 makes an incorrect function call for pending data, which allows local users to cause a denial of service (BUG and system crash) via a crafted application that uses the UDP_CORK option in a setsockopt system call.
CVE-2013-4163 (severity: MEDIUM, weakness: CWE-399)
The ip6_append_data_mtu function in net/ipv6/ip6_output.c in the IPv6 implementation in the Linux kernel through 3.10.3 does not properly maintain information about whether the IPV6_MTU setsockopt option had been specified, which allows local users to cause a denial of service (BUG and system crash) via a crafted application that uses the UDP_CORK option in a setsockopt system call.
CVE-2013-4164 (severity: MEDIUM, weakness: CWE-119)
Heap-based buffer overflow in Ruby 1.8, 1.9 before 1.9.3-p484, 2.0 before 2.0.0-p353, 2.1 before 2.1.0 preview2, and trunk before revision 43780 allows context-dependent attackers to cause a denial of service (segmentation fault) and possibly execute arbitrary code via a string that is converted to a floating point value, as demonstrated using (1) the to_f method or (2) JSON.parse.
CVE-2013-4165 (severity: MEDIUM, weakness: CWE-200)
The HTTPAuthorized function in bitcoinrpc.cpp in bitcoind 0.8.1 provides information about authentication failure upon detecting the first incorrect byte of a password, which makes it easier for remote attackers to determine passwords via a timing side-channel attack.
CVE-2013-4166 (severity: HIGH, weakness: CWE-200)
The gpg_ctx_add_recipient function in camel/camel-gpg-context.c in GNOME Evolution 3.8.4 and earlier and Evolution Data Server 3.9.5 and earlier does not properly select the GPG key to use for email encryption, which might cause the email to be encrypted with the wrong key and allow remote attackers to obtain sensitive information.
CVE-2013-4167 (severity: MEDIUM, weakness: CWE-79)
Cross-site scripting (XSS) vulnerability in CMS Made Simple (CMSMS) before 1.11.7 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
CVE-2013-4168 (severity: MEDIUM, weakness: CWE-79)
Cross-site scripting (XSS) vulnerability in SmokePing 2.6.9 in the start and end time fields.
CVE-2013-4169 (severity: MEDIUM, weakness: CWE-59)
GNOME Display Manager (gdm) before 2.21.1 allows local users to change permissions of arbitrary directories via a symlink attack on /tmp/.X11-unix/.
CVE-2013-4170 (severity: MEDIUM, weakness: CWE-79)
In general, Ember.js escapes or strips any user-supplied content before inserting it in strings that will be sent to innerHTML. However, the `tagName` property of an `Ember.View` was inserted into such a string without being sanitized. This means that if an application assigns a view's `tagName` to user-supplied data, a specially-crafted payload could execute arbitrary JavaScript in the context of the current domain ("XSS"). This vulnerability only affects applications that assign or bind user-provided content to `tagName`.
CVE-2013-4171 (severity: MEDIUM, weakness: CWE-79)
Multiple cross-site scripting (XSS) vulnerabilities in Apache Roller before 5.0.2 allow remote attackers to inject arbitrary web script or HTML via vectors related to the search results in the (1) RSS and (2) Atom feed templates.
CVE-2013-4172 (severity: HIGH, weakness: CWE-94)
The Red Hat CloudForms Management Engine 5.1 allow remote administrators to execute arbitrary Ruby code via unspecified vectors.
CVE-2013-4173 (severity: MEDIUM, weakness: CWE-22)
Directory traversal vulnerability in the trend-data daemon (xymond_rrd) in Xymon 4.x before 4.3.12 allows remote attackers to delete arbitrary files via a .. (dot dot) in the host name in a "drophost" command.
CVE-2013-4174 (severity: MEDIUM, weakness: CWE-79)
Multiple cross-site scripting (XSS) vulnerabilities in the Scald module 7.x-1.x before 7.x-1.1 for Drupal allow remote attackers to inject arbitrary web script or HTML via the (1) flash_uri, (2) flash_width, or (3) flash_height in the scald_flash_scald_prerender function in providers/scald_flash/scald_flash.module; or the (4) caption in the scald_image_scald_prerender function in providers/scald_image/scald_image.module.
CVE-2013-4175 (severity: MEDIUM, weakness: CWE-400)
MySecureShell 1.31 has a Local Denial of Service Vulnerability
CVE-2013-4176 (severity: MEDIUM, weakness: CWE-200)
mysecureshell 1.31: Local Information Disclosure Vulnerability
CVE-2013-4177 (severity: MEDIUM, weakness: CWE-264)
The Google Authenticator login module 6.x-1.x before 6.x-1.2 and 7.x-1.x before 7.x-1.4 for Drupal does not properly identify user account names, which might allow remote attackers to bypass the two-factor authentication requirement via unspecified vectors.
CVE-2013-4178 (severity: MEDIUM, weakness: CWE-287)
The Google Authenticator login module 6.x-1.x before 6.x-1.2 and 7.x-1.x before 7.x-1.4 for Drupal allows remote attackers to obtain access by replaying the username, password, and one-time password (OTP).
CVE-2013-4179 (severity: MEDIUM, weakness: CWE-119)
The security group extension in OpenStack Compute (Nova) Grizzly 2013.1.3, Havana before havana-3, and earlier allows remote attackers to cause a denial of service (resource consumption and crash) via an XML Entity Expansion (XEE) attack. NOTE: this issue is due to an incomplete fix for CVE-2013-1664.
CVE-2013-4180 (severity: MEDIUM, weakness: CWE-20)
The (1) power and (2) ipmi_boot actions in the HostController in Foreman before 1.2.2 allow remote attackers to cause a denial of service (memory consumption) via unspecified input that is converted to a symbol.
CVE-2013-4181 (severity: MEDIUM, weakness: CWE-79)
Cross-site scripting (XSS) vulnerability in the addAlert function in the RedirectServlet servlet in oVirt Engine and Red Hat Enterprise Virtualization Manager (RHEV-M), as used in Red Hat Enterprise Virtualization 3 and 3.2, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
CVE-2013-4182 (severity: HIGH, weakness: CWE-264)
app/controllers/api/v1/hosts_controller.rb in Foreman before 1.2.2 does not properly restrict access to hosts, which allows remote attackers to access arbitrary hosts via an API request.
CVE-2013-4183 (severity: LOW, weakness: CWE-200)
The clear_volume function in LVMVolumeDriver driver in OpenStack Cinder 2013.1.1 through 2013.1.2 does not properly clear data when deleting a snapshot, which allows local users to obtain sensitive information via unspecified vectors.
CVE-2013-4184 (severity: MEDIUM, weakness: CWE-59)
Perl module Data::UUID from CPAN version 1.219 vulnerable to symlink attacks
CVE-2013-4185 (severity: MEDIUM, weakness: CWE-310)
Algorithmic complexity vulnerability in OpenStack Compute (Nova) before 2013.1.3 and Havana before havana-3 does not properly handle network source security group policy updates, which allows remote authenticated users to cause a denial of service (nova-network consumption) via a large number of server-creation operations, which triggers a large number of update requests.
CVE-2013-4187 (severity: MEDIUM, weakness: CWE-200)
The Flippy module 7.x-1.x before 7.x-1.2 for Drupal does not properly restrict access to nodes, which allows remote authenticated users with the permission to access content to read a link or alias to a restricted node.
CVE-2013-4188 (severity: MEDIUM, weakness: CWE-399)
traverser.py in Plone 2.1 through 4.1, 4.2.x through 4.2.5, and 4.3.x through 4.3.1 allows remote attackers with administrator privileges to cause a denial of service (infinite loop and resource consumption) via unspecified vectors related to "retrieving information for certain resources."
CVE-2013-4189 (severity: MEDIUM, weakness: NVD-CWE-Other)
Multiple unspecified vulnerabilities in (1) dataitems.py, (2) get.py, and (3) traverseName.py in Plone 2.1 through 4.1, 4.2.x through 4.2.5, and 4.3.x through 4.3.1 allow remote authenticated users with administrator access to a subtree to access nodes above the subtree via unknown vectors.
CVE-2013-4190 (severity: MEDIUM, weakness: CWE-79)
Multiple cross-site scripting (XSS) vulnerabilities in (1) spamProtect.py, (2) pts.py, and (3) request.py in Plone 2.1 through 4.1, 4.2.x through 4.2.5, and 4.3.x through 4.3.1 allow remote attackers to inject arbitrary web script or HTML via unspecified vectors.
CVE-2013-4191 (severity: MEDIUM, weakness: CWE-264)
zip.py in Plone 2.1 through 4.1, 4.2.x through 4.2.5, and 4.3.x through 4.3.1 does not properly enforce access restrictions when including content in a zip archive, which allows remote attackers to obtain sensitive information by reading a generated archive.
CVE-2013-4192 (severity: MEDIUM, weakness: CWE-20)
sendto.py in Plone 2.1 through 4.1, 4.2.x through 4.2.5, and 4.3.x through 4.3.1 allows remote authenticated users to spoof emails via unspecified vectors.
CVE-2013-4193 (severity: MEDIUM, weakness: CWE-264)
typeswidget.py in Plone 2.1 through 4.1, 4.2.x through 4.2.5, and 4.3.x through 4.3.1 does not properly enforce the immutable setting on unspecified content edit forms, which allows remote attackers to hide fields on the forms via a crafted URL.
CVE-2013-4194 (severity: MEDIUM, weakness: CWE-200)
The WYSIWYG component (wysiwyg.py) in Plone 2.1 through 4.1, 4.2.x through 4.2.5, and 4.3.x through 4.3.1 allows remote attackers to obtain sensitive information via a crafted URL, which reveals the installation path in an error message.
CVE-2013-4195 (severity: MEDIUM, weakness: CWE-20)
Multiple open redirect vulnerabilities in (1) marmoset_patch.py, (2) publish.py, and (3) principiaredirect.py in Plone 2.1 through 4.1, 4.2.x through 4.2.5, and 4.3.x through 4.3.1 allow remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via unspecified vectors.
CVE-2013-4196 (severity: MEDIUM, weakness: CWE-264)
The object manager implementation (objectmanager.py) in Plone 2.1 through 4.1, 4.2.x through 4.2.5, and 4.3.x through 4.3.1 does not properly restrict access to internal methods, which allows remote attackers to obtain sensitive information via a crafted request.
CVE-2013-4197 (severity: MEDIUM, weakness: CWE-20)
member_portrait.py in Plone 2.1 through 4.1, 4.2.x through 4.2.5, and 4.3.x through 4.3.1 allows remote authenticated users to modify or delete portraits of other users via unspecified vectors.
CVE-2013-4198 (severity: MEDIUM, weakness: CWE-264)
mail_password.py in Plone 2.1 through 4.1, 4.2.x through 4.2.5, and 4.3.x through 4.3.1 allows remote authenticated users to bypass the prohibition on password changes via the forgotten password email functionality.
CVE-2013-4199 (severity: LOW, weakness: CWE-20)
(1) cb_decode.py and (2) linkintegrity.py in Plone 2.1 through 4.1, 4.2.x through 4.2.5, and 4.3.x through 4.3.1 allow remote authenticated users to cause a denial of service (resource consumption) via a large zip archive, which is expanded (decompressed).
CVE-2013-4200 (severity: MEDIUM, weakness: CWE-264)
The isURLInPortal method in the URLTool class in in_portal.py in Plone 2.1 through 4.1, 4.2.x through 4.2.5, and 4.3.x through 4.3.1 treats URLs starting with a space as a relative URL, which allows remote attackers to bypass the allow_external_login_sites filtering property, redirect users to arbitrary web sites, and conduct phishing attacks via a space before a URL in the "next" parameter to acl_users/credentials_cookie_auth/require_login.
CVE-2013-4201 (severity: MEDIUM, weakness: CWE-275)
Katello allows remote authenticated users to call the "system remove_deletion" CLI command via vectors related to "remove system" permissions.
CVE-2013-4202 (severity: MEDIUM, weakness: CWE-399)
The (1) backup (api/contrib/backups.py) and (2) volume transfer (contrib/volume_transfer.py) APIs in OpenStack Cinder Grizzly 2013.1.3 and earlier allows remote attackers to cause a denial of service (resource consumption and crash) via an XML Entity Expansion (XEE) attack. NOTE: this issue is due to an incomplete fix for CVE-2013-1664.
CVE-2013-4203 (severity: HIGH, weakness: CWE-94)
The self.run_gpg function in lib/rgpg/gpg_helper.rb in the rgpg gem before 0.2.3 for Ruby allows remote attackers to execute arbitrary commands via shell metacharacters in unspecified vectors.
CVE-2013-4204 (severity: MEDIUM, weakness: CWE-79)
Multiple cross-site scripting (XSS) vulnerabilities in the JUnit files in the GWTTestCase in Google Web Toolkit (GWT) before 2.5.1 RC1 allow remote attackers to inject arbitrary web script or HTML via unspecified vectors.
CVE-2013-4205 (severity: MEDIUM, weakness: CWE-399)
Memory leak in the unshare_userns function in kernel/user_namespace.c in the Linux kernel before 3.10.6 allows local users to cause a denial of service (memory consumption) via an invalid CLONE_NEWUSER unshare call.
CVE-2013-4206 (severity: MEDIUM, weakness: CWE-119)
Heap-based buffer underflow in the modmul function in sshbn.c in PuTTY before 0.63 allows remote SSH servers to cause a denial of service (crash) and possibly trigger memory corruption or code execution via a crafted DSA signature, which is not properly handled when performing certain bit-shifting operations during modular multiplication.
CVE-2013-4207 (severity: MEDIUM, weakness: CWE-119)
Buffer overflow in sshbn.c in PuTTY before 0.63 allows remote SSH servers to cause a denial of service (crash) via an invalid DSA signature that is not properly handled during computation of a modular inverse and triggers the overflow during a division by zero by the bignum functionality, a different vulnerability than CVE-2013-4206.