GLSA-200812-10 : Archive::Tar: Directory traversal vulnerability

This script is Copyright (C) 2008-2015 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-200812-10
(Archive::Tar: Directory traversal vulnerability)

Jonathan Smith of rPath reported that Archive::Tar does not check for
'..' in file names.

Impact :

A remote attacker could entice a user or automated system to extract a
specially crafted tar archive, overwriting files at arbitrary locations
outside of the specified directory.

Workaround :

There is no known workaround at this time.

See also :

https://security.gentoo.org/glsa/200812-10

Solution :

All Archive::Tar users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=perl-core/Archive-Tar-1.40'

Risk factor :

Medium / CVSS Base Score : 6.8
(CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P)
CVSS Temporal Score : 5.9
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : true

Family: Gentoo Local Security Checks

Nessus Plugin ID: 35085 (gentoo_GLSA-200812-10.nasl)

Bugtraq ID: 26355

CVE ID: CVE-2007-4829