8341 : XFree86 CopyISOLatin1Lowered Function Overflow
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
3	232	over 8 years ago	about 1 year ago	1 times	100%

Timeline

Vendor Informed Date	Vendor Ack Date	Disclosure Date	Exploit Publish Date
2004-02-09	2004-02-09	2004-02-11	2004-04-01

Description

A local overflow exists in XFree86. The CopyISOLatin1Lowered() function fails to validate the length of the font_name buffer when reading the 'font.alias' file. With a specially crafted malformed file, an attacker can execute arbitrary code resulting in a loss of integrity

Classification

Location: Local Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Exploit: Exploit Public
Disclosure: OSVDB Verified

Solution

Currently, there are no known workarounds or upgrades to correct this issue. However, XFree86 Project has released a patch to address this vulnerability.

Products

XFree86 Project, Inc.	XFree86	4.3.0
		4.2.x
		4.1.x

References

Security Tracker: 1009031
Secunia Advisory ID: 10824 12080 12196
ISS X-Force ID: 15200
CVE ID: 2004-0084 (see also: NVD)
Related OSVDB ID: 3905
Bugtraq ID: 9652
Vendor Specific Advisory URL: ftp://ftp.sco.com/pub/updates/OpenServer/SCOSA-2004.3/SCOSA-2004.3.txt ftp://ftp.sco.com/pub/updates/UnixWare/SCOSA-2004.2/SCOSA-2004.2.txt http://distro.conectiva.com/atualizacoes/index.php?id=a&anuncio=000821
http://forums.gentoo.org/viewtopic.php?t=135482
http://sunsolve.sun.com/search/document.do?assetkey=1-26-57768-1
http://support.avaya.com/elmodocs2/security/ASA-2005-113_SUN-4-21-2005.pdf
http://www.linuxsecurity.com/advisories/immunix_advisory-4020.html
http://www.mandrakesecure.net/en/advisories/advisory.php?name=MDKSA-2004:012
http://www.suse.de/de/security/2004_06_xf86.html
Vendor Specific Solution URL: ftp://ftp.xfree86.org/pub/XFree86/4.3.0/fixes/fontfile.diff
Generic Exploit URL: http://packetstormsecurity.nl/0404-exploits/p_xfree.c
Packet Storm: http://packetstormsecurity.nl/0404-exploits/p_xfree.c
Other Advisory URL: http://www.idefense.com/application/poi/display?id=73&type=vulnerabilities&flashstatus=true
http://www.slackware.com/lists/archive/viewer.php?l=slackware-security&y=2004&m=slackware-security.405053
CIAC Advisory: o-081
RedHat RHSA: RHSA-2004:061

Tools & Filters

	12465 12466 13677 13824 14112 15280 18771

Credit

Greg MacManus - iDefense Labs

CVSSv2 Score

CVSSv2 Base Score = 10.0
Source: nvd.nist.gov | Generated: 2003-12-31 | Disagree?

Blogs

This product uses the Daylife API but is not endorsed or certified by Daylife.

This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.

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