Multiple cross-site scripting (XSS) vulnerabilities in phpCAS before 1.1.3, when proxy mode is enabled, allow remote attackers to inject arbitrary web script or HTML via (1) a crafted Proxy Granting Ticket IOU (PGTiou) parameter to the callback function in client.php, (2) vectors involving functions that make getCallbackURL calls, or (3) vectors involving functions that make getURL calls.

References

• https://nvd.nist.gov/vuln/detail/CVE-2010-3690
• https://developer.jasig.org/source/changelog/jasigsvn?cs=21538
• https://forge.indepnet.net/projects/glpi/repository/revisions/12601
• https://issues.jasig.org/browse/PHPCAS-80
• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=495542#82
• http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050415.html
• http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050428.html
• http://lists.fedoraproject.org/pipermail/package-announce/2010-October/049600.html
• http://lists.fedoraproject.org/pipermail/package-announce/2010-October/049602.html
• http://secunia.com/advisories/41878
• http://secunia.com/advisories/42149
• http://secunia.com/advisories/42184
• http://secunia.com/advisories/43427
• http://www.debian.org/security/2011/dsa-2172
• http://www.openwall.com/lists/oss-security/2010/09/29/6
• http://www.openwall.com/lists/oss-security/2010/10/01/2
• http://www.openwall.com/lists/oss-security/2010/10/01/5
• http://www.securityfocus.com/bid/43585
• http://www.vupen.com/english/advisories/2010/2705
• http://www.vupen.com/english/advisories/2010/2909
• http://www.vupen.com/english/advisories/2011/0456