Input validation error in Kerberos - CVE-2011-0282
Published: February 10, 2011 / Updated: May 27, 2022
Vulnerability identifier: #VU45332
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2011-0282
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: MIT
Affected software:
Kerberos
Kerberos
Detailed vulnerability description
The vulnerability allows remote attackers to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (NULL pointer dereference or buffer over-read, and daemon crash) via a crafted principal name.
How to mitigate CVE-2011-0282
Install update from vendor's website.
Sources
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00004.html
- http://secunia.com/advisories/43260
- http://secunia.com/advisories/43273
- http://secunia.com/advisories/43275
- http://secunia.com/advisories/46397
- http://securityreason.com/securityalert/8073
- http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-002.txt
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:024
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:025
- http://www.redhat.com/support/errata/RHSA-2011-0199.html
- http://www.redhat.com/support/errata/RHSA-2011-0200.html
- http://www.securityfocus.com/archive/1/516299/100/0/threaded
- http://www.securityfocus.com/archive/1/520102/100/0/threaded
- http://www.securityfocus.com/bid/46271
- http://www.securitytracker.com/id?1025037
- http://www.vmware.com/security/advisories/VMSA-2011-0012.html
- http://www.vupen.com/english/advisories/2011/0330
- http://www.vupen.com/english/advisories/2011/0333
- http://www.vupen.com/english/advisories/2011/0347
- http://www.vupen.com/english/advisories/2011/0464
- https://exchange.xforce.ibmcloud.com/vulnerabilities/65323