CVEvulnerability

CVE-2009-0845

5.0 MEDIUM Published 2009-03-27 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2009-03-27
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-20

Description

The spnego_gss_accept_sec_context function in lib/gssapi/spnego/spnego_mech.c in MIT Kerberos 5 (aka krb5) 1.5 through 1.6.3, when SPNEGO is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via invalid ContextFlags data in the reqFlags field in a negTokenInit token.

Affected configurations

• mit kerberos 5-1.6.3 • mit kerberos 5 1.5 • mit kerberos 5 1.5.1 • mit kerberos 5 1.5.2 • mit kerberos 5 1.5.3 • mit kerberos 5 1.6 • mit kerberos 5 1.6.1 • mit kerberos 5 1.6.2

Related

Weakness · CWE (1)

  • CWE-20 Improper Input Validation weakness

References