CVEvulnerability

CVE-2013-1415

5.0 MEDIUM Published 2013-03-05 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2013-03-05
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-476

Description

The pkinit_check_kdc_pkid function in plugins/preauth/pkinit/pkinit_crypto_openssl.c in the PKINIT implementation in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.4 and 1.11.x before 1.11.1 does not properly handle errors during extraction of fields from an X.509 certificate, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed KRB5_PADATA_PK_AS_REQ AS-REQ request.

Affected configurations

• mit kerberos 5 (< 1.10.4) • mit kerberos 5 1.11 • opensuse opensuse 11.4

Related

Weakness · CWE (1)

  • CWE-476 NULL Pointer Dereference weakness

References