CVE-2009-0845

Impact:
Important
Public Date:
2009-03-13
CWE:
CWE-476
Bugzilla:
490634: CVE-2009-0845 krb5: NULL pointer dereference in GSSAPI SPNEGO (MITKRB5-SA-2009-001)

The MITRE CVE dictionary describes this issue as:

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.

Find out more about CVE-2009-0845 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 4.3
Base Metrics AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 5 (krb5) RHSA-2009:0408 2009-04-07

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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