Explain CVE-2008-1803
Integer signedness error in the xrealloc function (rdesktop.c) in RDesktop 1.5.0 allows remote attackers to execute arbitrary code via unknown parameters that trigger a heap-based overflow.  NOTE: the role of the channel_process function was not specified by the original researcher.
Affected Products: n/a
References: [{'name': '31224', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/31224'}, {'name': 'rdesktop-xrealloc-bo(42277)', 'tags': ['vdb-entry', 'x_refsource_XF'], 'url': 'https://exchange.xforce.ibmcloud.com/vulnerabilities/42277'}, {'name': '30118', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/30118'}, {'name': 'USN-646-1', 'tags': ['vendor-advisory', 'x_refsource_UBUNTU'], 'url': 'http://www.ubuntu.com/usn/usn-646-1'}, {'name': 'GLSA-200806-04', 'tags': ['vendor-advisory', 'x_refsource_GENTOO'], 'url': 'http://security.gentoo.org/glsa/glsa-200806-04.xml'}, {'name': 'FEDORA-2008-3917', 'tags': ['vendor-advisory', 'x_refsource_FEDORA'], 'url': 'http://www.redhat.com/archives/fedora-package-announce/2008-May/msg00270.html'}, {'name': '30713', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/30713'}, {'name': 'DSA-1573', 'tags': ['vendor-advisory', 'x_refsource_DEBIAN'], 'url': 'http://www.debian.org/security/2008/dsa-1573'}, {'name': '1019992', 'tags': ['vdb-entry', 'x_refsource_SECTRACK'], 'url': 'http://www.securitytracker.com/id?1019992'}, {'name': 'FEDORA-2008-3886', 'tags': ['vendor-advisory', 'x_refsource_FEDORA'], 'url': 'http://www.redhat.com/archives/fedora-package-announce/2008-May/msg00244.html'}, {'name': '20080507 Multiple Vendor rdesktop channel_process() Integer Signedness Vulnerability', 'tags': ['third-party-advisory', 'x_refsource_IDEFENSE'], 'url': 'http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=698'}, {'name': 'ADV-2008-2403', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2008/2403'}, {'name': 'FEDORA-2008-3985', 'tags': ['vendor-advisory', 'x_refsource_FEDORA'], 'url': 'http://www.redhat.com/archives/fedora-package-announce/2008-May/msg00296.html'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://rdesktop.cvs.sourceforge.net/rdesktop/rdesktop/rdesktop.c?r1=1.161&r2=1.162&pathrev=HEAD'}, {'name': '29097', 'tags': ['vdb-entry', 'x_refsource_BID'], 'url': 'http://www.securityfocus.com/bid/29097'}, {'name': '240708', 'tags': ['vendor-advisory', 'x_refsource_SUNALERT'], 'url': 'http://sunsolve.sun.com/search/document.do?assetkey=1-26-240708-1'}, {'name': 'ADV-2008-1467', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2008/1467/references'}, {'name': 'oval:org.mitre.oval:def:9800', 'tags': ['vdb-entry', 'signature', 'x_refsource_OVAL'], 'url': 'https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9800'}, {'name': 'MDVSA-2008:101', 'tags': ['vendor-advisory', 'x_refsource_MANDRIVA'], 'url': 'http://www.mandriva.com/security/advisories?name=MDVSA-2008:101'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://sourceforge.net/mailarchive/message.php?msg_name=20080511065217.GA24455%40cse.unsw.EDU.AU'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://support.avaya.com/elmodocs2/security/ASA-2008-360.htm'}, {'name': 'RHSA-2008:0575', 'tags': ['vendor-advisory', 'x_refsource_REDHAT'], 'url': 'http://www.redhat.com/support/errata/RHSA-2008-0575.html'}, {'name': '30248', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/30248'}, {'name': '31928', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/31928'}]
CVE State: PUBLISHED