Input validation error in Kerberos - CVE-2013-1418
Published: November 18, 2013 / Updated: May 27, 2022
Vulnerability identifier: #VU42360
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-2013-1418
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 and daemon crash) via a crafted request.
How to mitigate CVE-2013-1418
Install update from vendor's website.
Sources
- http://advisories.mageia.org/MGASA-2013-0335.html
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=7757
- http://lists.opensuse.org/opensuse-updates/2013-11/msg00082.html
- http://lists.opensuse.org/opensuse-updates/2013-11/msg00086.html
- http://lists.opensuse.org/opensuse-updates/2013-12/msg00026.html
- http://web.mit.edu/kerberos/krb5-1.10/README-1.10.7.txt
- http://web.mit.edu/kerberos/krb5-1.11/README-1.11.4.txt
- http://www.securityfocus.com/bid/63555
- https://bugzilla.redhat.com/show_bug.cgi?id=1026942
- https://github.com/krb5/krb5/commit/c2ccf4197f697c4ff143b8a786acdd875e70a89d
- https://lists.debian.org/debian-lts-announce/2018/01/msg00040.html