sshd in OpenSSH before 4.2, when GSSAPIDelegateCredentials is enabled, allows GSSAPI credentials to be delegated to clients who log in using non-GSSAPI methods, which could cause those credentials to be exposed to untrusted users or hosts.

References

• https://nvd.nist.gov/vuln/detail/CVE-2005-2798
• https://exchange.xforce.ibmcloud.com/vulnerabilities/24064
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1345
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1566
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9717
• https://usn.ubuntu.com/209-1/
• http://lists.suse.com/archive/suse-security-announce/2006-Feb/0001.html
• http://secunia.com/advisories/16686
• http://secunia.com/advisories/17077
• http://secunia.com/advisories/17245
• http://secunia.com/advisories/18010
• http://secunia.com/advisories/18406
• http://secunia.com/advisories/18507
• http://secunia.com/advisories/18661
• http://secunia.com/advisories/18717
• http://securitytracker.com/id?1014845
• http://support.avaya.com/elmodocs2/security/ASA-2006-016.htm
• http://support.avaya.com/elmodocs2/security/ASA-2006-033.htm
• http://www.mandriva.com/security/advisories?name=MDKSA-2005:172
• http://www.mindrot.org/pipermail/openssh-unix-announce/2005-September/000083.html
• http://www.osvdb.org/19141
• http://www.redhat.com/support/errata/RHSA-2005-527.html
• http://www.securityfocus.com/archive/1/421411/100/0/threaded
• http://www.securityfocus.com/bid/14729
• http://www.vupen.com/english/advisories/2006/0144