This script is Copyright (C) 2005-2015 Tenable Network Security, Inc.
The remote Gentoo host is missing one or more security-related
The remote host is affected by the vulnerability described in GLSA-200503-31
(Mozilla Firefox: Multiple vulnerabilities)
The following vulnerabilities were found and fixed in Mozilla
Mark Dowd from ISS X-Force reported an
exploitable heap overrun in the GIF processing of obsolete Netscape
extension 2 (CAN-2005-0399)
Kohei Yoshino discovered that a
page bookmarked as a sidebar could bypass privileges control
Michael Krax reported a new way to bypass XUL
security restrictions through drag-and-drop of items like scrollbars
The GIF heap overflow could be triggered by a malicious GIF
image that would end up executing arbitrary code with the rights of the
user running Firefox
By tricking the user into bookmarking a
malicious page as a Sidebar, a remote attacker could potentially
execute arbitrary code with the rights of the user running the
By setting up a malicious website and convincing users
to obey very specific drag-and-drop instructions, attackers may
leverage drag-and-drop features to bypass XUL security restrictions,
which could be used as a stepping stone to exploit other
There is no known workaround at this time.
See also :
All Mozilla Firefox users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=www-client/mozilla-firefox-1.0.2'
All Mozilla Firefox binary users should upgrade to the latest
# emerge --sync
# emerge --ask --oneshot --verbose '>=www-client/mozilla-firefox-bin-1.0.2'
Risk factor :
Medium / CVSS Base Score : 5.1