NULL pointer dereference in Kerberos 5 - CVE-2013-1416
Published: April 19, 2013 / Updated: May 27, 2022
Vulnerability identifier: #VU42895
CSH Severity: Low
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:Clear
CVE-ID: CVE-2013-1416
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: MIT
Affected software:
Kerberos 5
Kerberos 5
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via a crafted TGS-REQ request.
How to mitigate CVE-2013-1416
Install update from vendor's website.
Sources
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=7600
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/102058.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/102074.html
- http://lists.opensuse.org/opensuse-updates/2013-05/msg00011.html
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00041.html
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00102.html
- http://rhn.redhat.com/errata/RHSA-2013-0748.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:157
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:158
- https://github.com/krb5/krb5/commit/8ee70ec63931d1e38567905387ab9b1d45734d81