CVE-2012-1016

high

Description

The pkinit_server_return_padata function in plugins/preauth/pkinit/pkinit_srv.c in the PKINIT implementation in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.4 attempts to find an agility KDF identifier in inappropriate circumstances, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted Draft 9 request.

References

https://github.com/krb5/krb5/commit/db64ca25d661a47b996b4e2645998b5d7f0eb52c

http://web.mit.edu/kerberos/www/krb5-1.10/

http://secunia.com/advisories/55040

http://krbdev.mit.edu/rt/Ticket/Display.html?id=7527

Details

Source: Mitre, NVD

Published: 2013-03-05

Updated: 2021-02-02

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High