Mandriva Linux Security Advisory : krb5 (MDVSA-2010:006)

This script is Copyright (C) 2010-2016 Tenable Network Security, Inc.


Synopsis :

The remote Mandriva Linux host is missing one or more security
updates.

Description :

A vulnerability has been found and corrected in krb5 :

Multiple integer underflows in the (1) AES and (2) RC4 decryption
functionality in the crypto library in MIT Kerberos 5 (aka krb5) 1.3
through 1.6.3, and 1.7 before 1.7.1, allow remote attackers to cause a
denial of service (daemon crash) or possibly execute arbitrary code by
providing ciphertext with a length that is too short to be valid
(CVE-2009-4212).

Packages for 2008.0 are provided for Corporate Desktop 2008.0
customers.

The updated packages have been patched to correct this issue.

See also :

http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2009-004.txt

Solution :

Update the affected packages.

Risk factor :

Critical / CVSS Base Score : 10.0
(CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C)
CVSS Temporal Score : 8.7
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : false

Family: Mandriva Local Security Checks

Nessus Plugin ID: 43881 (mandriva_MDVSA-2010-006.nasl)

Bugtraq ID: 37749

CVE ID: CVE-2009-4212

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