GLSA-201110-15 : GnuPG: User-assisted execution of arbitrary code

This script is Copyright (C) 2011-2014 Tenable Network Security, Inc.


Synopsis :

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

Description :

The remote host is affected by the vulnerability described in GLSA-201110-15
(GnuPG: User-assisted execution of arbitrary code)

The GPGSM utility in GnuPG contains a use-after-free vulnerability that
may be exploited when importing a crafted X.509 certificate explicitly or
during the signature verification process.

Impact :

An unauthenticated remote attacker may execute arbitrary code with the
privileges of the user running GnuPG by enticing them to import a crafted
certificate.

Workaround :

There is no known workaround at this time.

See also :

http://www.gentoo.org/security/en/glsa/glsa-201110-15.xml

Solution :

All GnuPG 2.x users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=app-crypt/gnupg-2.0.16-r1'

Risk factor :

Medium / CVSS Base Score : 5.1
(CVSS2#AV:N/AC:H/Au:N/C:P/I:P/A:P)
CVSS Temporal Score : 3.8
(CVSS2#E:U/RL:OF/RC:C)
Public Exploit Available : false

Family: Gentoo Local Security Checks

Nessus Plugin ID: 56590 ()

Bugtraq ID: 41945

CVE ID: CVE-2010-2547