Explain CVE-2004-0079
The do_change_cipher_spec function in OpenSSL 0.9.6c to 0.9.6k, and 0.9.7a to 0.9.7c, allows remote attackers to cause a denial of service (crash) via a crafted SSL/TLS handshake that triggers a null dereference.
Affected Products: n/a
References: [{'name': '9899', 'tags': ['vdb-entry', 'x_refsource_BID'], 'url': 'http://www.securityfocus.com/bid/9899'}, {'name': 'FEDORA-2005-1042', 'tags': ['vendor-advisory', 'x_refsource_FEDORA'], 'url': 'http://www.redhat.com/archives/fedora-announce-list/2005-October/msg00087.html'}, {'name': 'ESA-20040317-003', 'tags': ['vendor-advisory', 'x_refsource_ENGARDE'], 'url': 'http://www.linuxsecurity.com/advisories/engarde_advisory-4135.html'}, {'name': 'SSRT4717', 'tags': ['vendor-advisory', 'x_refsource_HP'], 'url': 'http://marc.info/?l=bugtraq&m=108403806509920&w=2'}, {'name': 'RHSA-2004:121', 'tags': ['vendor-advisory', 'x_refsource_REDHAT'], 'url': 'http://www.redhat.com/support/errata/RHSA-2004-121.html'}, {'name': 'MDKSA-2004:023', 'tags': ['vendor-advisory', 'x_refsource_MANDRAKE'], 'url': 'http://www.mandriva.com/security/advisories?name=MDKSA-2004:023'}, {'name': 'oval:org.mitre.oval:def:2621', 'tags': ['vdb-entry', 'signature', 'x_refsource_OVAL'], 'url': 'https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2621'}, {'name': 'CLA-2004:834', 'tags': ['vendor-advisory', 'x_refsource_CONECTIVA'], 'url': 'http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000834'}, {'name': 'SCOSA-2004.10', 'tags': ['vendor-advisory', 'x_refsource_SCO'], 'url': 'ftp://ftp.sco.com/pub/updates/OpenServer/SCOSA-2004.10/SCOSA-2004.10.txt'}, {'name': '17381', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/17381'}, {'tags': ['x_refsource_MISC'], 'url': 'http://www.uniras.gov.uk/vuls/2004/224012/index.htm'}, {'name': 'FEDORA-2004-095', 'tags': ['vendor-advisory', 'x_refsource_FEDORA'], 'url': 'http://fedoranews.org/updates/FEDORA-2004-095.shtml'}, {'name': 'oval:org.mitre.oval:def:9779', 'tags': ['vdb-entry', 'signature', 'x_refsource_OVAL'], 'url': 'https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9779'}, {'name': 'oval:org.mitre.oval:def:975', 'tags': ['vdb-entry', 'signature', 'x_refsource_OVAL'], 'url': 'https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A975'}, {'name': '57524', 'tags': ['vendor-advisory', 'x_refsource_SUNALERT'], 'url': 'http://sunsolve.sun.com/pub-cgi/retrieve.pl?doc=fsalert/57524'}, {'name': 'SuSE-SA:2004:007', 'tags': ['vendor-advisory', 'x_refsource_SUSE'], 'url': 'http://www.novell.com/linux/security/advisories/2004_07_openssl.html'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://lists.apple.com/mhonarc/security-announce/msg00045.html'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://www.openssl.org/news/secadv_20040317.txt'}, {'name': 'FreeBSD-SA-04:05', 'tags': ['vendor-advisory', 'x_refsource_FREEBSD'], 'url': 'ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-04:05.openssl.asc'}, {'name': 'NetBSD-SA2004-005', 'tags': ['vendor-advisory', 'x_refsource_NETBSD'], 'url': 'ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2004-005.txt.asc'}, {'name': 'O-101', 'tags': ['third-party-advisory', 'government-resource', 'x_refsource_CIAC'], 'url': 'http://www.ciac.org/ciac/bulletins/o-101.shtml'}, {'name': 'TA04-078A', 'tags': ['third-party-advisory', 'x_refsource_CERT'], 'url': 'http://www.us-cert.gov/cas/techalerts/TA04-078A.html'}, {'name': '17401', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/17401'}, {'name': 'RHSA-2005:829', 'tags': ['vendor-advisory', 'x_refsource_REDHAT'], 'url': 'http://www.redhat.com/support/errata/RHSA-2005-829.html'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://support.avaya.com/elmodocs2/security/ASA-2005-239.htm'}, {'name': 'oval:org.mitre.oval:def:870', 'tags': ['vdb-entry', 'signature', 'x_refsource_OVAL'], 'url': 'https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A870'}, {'name': 'RHSA-2005:830', 'tags': ['vendor-advisory', 'x_refsource_REDHAT'], 'url': 'http://www.redhat.com/support/errata/RHSA-2005-830.html'}, {'name': 'GLSA-200403-03', 'tags': ['vendor-advisory', 'x_refsource_GENTOO'], 'url': 'http://security.gentoo.org/glsa/glsa-200403-03.xml'}, {'name': '11139', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/11139'}, {'name': 'RHSA-2004:120', 'tags': ['vendor-advisory', 'x_refsource_REDHAT'], 'url': 'http://www.redhat.com/support/errata/RHSA-2004-120.html'}, {'name': '20040317 New OpenSSL releases fix denial of service attacks [17 March 2004]', 'tags': ['mailing-list', 'x_refsource_BUGTRAQ'], 'url': 'http://marc.info/?l=bugtraq&m=107953412903636&w=2'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://support.lexmark.com/index?page=content&id=TE88&locale=EN&userlocale=EN_US'}, {'name': 'APPLE-SA-2005-08-15', 'tags': ['vendor-advisory', 'x_refsource_APPLE'], 'url': 'http://lists.apple.com/archives/security-announce/2005/Aug/msg00000.html'}, {'name': '17398', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/17398'}, {'name': 'SSA:2004-077', 'tags': ['vendor-advisory', 'x_refsource_SLACKWARE'], 'url': 'http://www.slackware.org/security/viewer.php?l=slackware-security&y=2004&m=slackware-security.455961'}, {'name': 'RHSA-2004:139', 'tags': ['vendor-advisory', 'x_refsource_REDHAT'], 'url': 'http://www.redhat.com/support/errata/RHSA-2004-139.html'}, {'name': 'openssl-dochangecipherspec-dos(15505)', 'tags': ['vdb-entry', 'x_refsource_XF'], 'url': 'https://exchange.xforce.ibmcloud.com/vulnerabilities/15505'}, {'name': '2004-0012', 'tags': ['vendor-advisory', 'x_refsource_TRUSTIX'], 'url': 'http://www.trustix.org/errata/2004/0012'}, {'name': '20040317 Cisco OpenSSL Implementation Vulnerability', 'tags': ['vendor-advisory', 'x_refsource_CISCO'], 'url': 'http://www.cisco.com/warp/public/707/cisco-sa-20040317-openssl.shtml'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://docs.info.apple.com/article.html?artnum=61798'}, {'name': 'VU#288574', 'tags': ['third-party-advisory', 'x_refsource_CERT-VN'], 'url': 'http://www.kb.cert.org/vuls/id/288574'}, {'name': 'DSA-465', 'tags': ['vendor-advisory', 'x_refsource_DEBIAN'], 'url': 'http://www.debian.org/security/2004/dsa-465'}, {'name': 'APPLE-SA-2005-08-17', 'tags': ['vendor-advisory', 'x_refsource_APPLE'], 'url': 'http://lists.apple.com/archives/security-announce/2005//Aug/msg00001.html'}, {'name': '18247', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/18247'}, {'name': 'oval:org.mitre.oval:def:5770', 'tags': ['vdb-entry', 'signature', 'x_refsource_OVAL'], 'url': 'https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5770'}]
CVE State: PUBLISHED