Description
The process_tgs_req function in do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 through 1.9.2 allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted TGS request that triggers an error other than the KRB5_KDB_NOENTRY error.
Metrics
CVSS 2.0 6.8/10
AV:N/AC:L/Au:S/C:N/I:N/A:CWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://secunia.com/advisories/47124Vendor Advisory
- http://securitytracker.com/id?1026374
- http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-007.txtPatch
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:184
- http://www.redhat.com/support/errata/RHSA-2011-1790.html
- http://www.securityfocus.com/archive/1/520756/100/0/threaded
- http://www.securityfocus.com/bid/50929
- https://exchange.xforce.ibmcloud.com/vulnerabilities/71655
- http://secunia.com/advisories/47124Vendor Advisory
- http://securitytracker.com/id?1026374
- http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-007.txtPatch
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:184
- http://www.redhat.com/support/errata/RHSA-2011-1790.html
- http://www.securityfocus.com/archive/1/520756/100/0/threaded
- http://www.securityfocus.com/bid/50929
- https://exchange.xforce.ibmcloud.com/vulnerabilities/71655
Timeline
- Published
- Dec 8, 2011
- Last modified
- Jun 16, 2026
- NVD status
- Modified