6833 : CVS Argumentx Arbitrary Command Execution
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Info

Last Modified

7 months ago

Percent Complete

100%

Disclosure

Jun 09, 2004

Discovery

Unknown

Dates

Exploit

Unknown

Solution

Unknown

Description

CVS (Concurrent Versions System) contains a flaw that may allow a malicious user to execude code remotely. The issue is triggered when an Argumentx command is issued which is used to add more data to a previously stored argument which is freed on client exit without checking if this list is already empty. This flaw, known as Double-free allows remote code executing resulting in a loss of integrity.

Classification

Location: Remote/Network Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Exploit: Exploit Unavailable
Disclosure: OSVDB Verified

Solution

Upgrade to version 1.11.17 or higher if using stable, feature version 1.12.9 or higher as they have been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

CVS	CVS Feature Release	1.12.1
		1.12.2
		1.12.3
		1.12.4
		1.12.5
		1.12.6
		1.12.7
		1.12.8
	CVS Stable Release	1.11
		1.11.1
		1.11.10
		1.11.11
		1.11.12
		1.11.13
		1.11.14
		1.11.15
		1.11.16
		1.11.1p1
		1.11.2
		1.11.3
		1.11.4
		1.11.5
		1.11.6
		1.11.7
		1.11.8
		1.11.9

References

Secunia Advisory ID: 11817 11818 11820 11822 11826 11829 11834 11842 11850 11853 12598 17389
ISS X-Force ID: 16364
CVE ID: 2004-0416 (see also: NVD)
Related OSVDB ID: 6830 6831 6832 6834 6835 6836
Other Advisory URL: ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-04:14.cvs.asc ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2005-004.txt.asc http://security.e-matters.de/advisories/092004.html
Vendor Specific Advisory URL: ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2005-006.txt.asc http://rhn.redhat.com/errata/RHSA-2004-233.html
http://www.debian.org/security/2004/dsa-517
http://www.gentoo.org/security/en/glsa/glsa-200406-06.xml
http://www.mandrakesoft.com/security/advisories?name=MDKSA-2004:058
http://www.openbsd.org/errata.html#cvs3
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2004&m=slackw ......
http://www.suse.de/de/security/2004_15_cvs.html
Mail List Post: http://archives.neohapsis.com/archives/bugtraq/2004-06/0119.html
http://archives.neohapsis.com/archives/fulldisclosure/2004-06/0215.html
Vendor Specific Solution URL: http://www.gentoo.org/security/en/glsa/glsa-200406-06.xml
https://ccvs.cvshome.org/servlets/NewsItemView?newsItemID=110
https://ccvs.cvshome.org/servlets/NewsItemView?newsItemID=111
Generic Informational URL: https://ccvs.cvshome.org/servlets/ProjectDocumentList
CIAC Advisory: o-156

Tools & Filters

Nessus	12265 12500 13831 14157 14517 14812 15356 18779

Credit

Sebastian Krahmer - krahmersuse.de - SuSE
Stefan Esser - sesserhardenend-php.net - Hardened-PHP Project

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