Ubuntu 5.04 / 5.10 / 6.06 LTS : gnutls11, gnutls12 vulnerability (USN-348-1)

Ubuntu Security Notice (C) 2006-2013 Canonical, Inc. / NASL script (C) 2007-2013 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing one or more security-related patches.

Description :

The GnuTLS library did not sufficiently check the padding of PKCS #1
v1.5 signatures if the exponent of the public key is 3 (which is
widely used for CAs). This could be exploited to forge signatures
without the need of the secret key.

Solution :

Update the affected packages.

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N)

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 27928 ()

Bugtraq ID:

CVE ID: CVE-2006-4790