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Vulnerability Details : CVE-2007-4730

Buffer overflow in the compNewPixmap function in compalloc.c in the Composite extension for the X.org X11 server before 1.4 allows local users to execute arbitrary code by copying data from a large pixel depth pixmap into a smaller pixel depth pixmap.
Publish Date : 2007-09-11 Last Update Date : 2010-08-21
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- CVSS Scores & Vulnerability Types

CVSS Score
4.3
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Single system (The vulnerability requires an attacker to be logged into the system (such as at a command line or via a desktop session or web interface).)
Gained Access User
Vulnerability Type(s) Execute CodeOverflow
CWE ID 119

- Vendor Statements

This flaw was fixed for Red Hat Enterprise Linux 4 in RHSA-2007-0898: https://rhn.redhat.com/errata/RHSA-2007-0898.html Red Hat Enterprise Linux 5 is not affected by this flaw. More information can be found here: https://bugzilla.redhat.com/show_bug.cgi?id=285991 Red Hat Enterprise Linux 2.1 and 3 do not support the composite extension and are not vulnerable to this flaw.
Source: Redhat

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat important 2007-09-09 2007-09-09
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- Related OVAL Definitions

Title Definition Id Class Family
Buffer overflow in the compNewPixmap function in compalloc.c in the Composite extension for the X.org X11 server before ... oval:org.mitre.oval:def:10430 unix
CVE-2007-4730 oval:org.opensuse.security:def:20074730 unix
DSA-1372-1 xorg-server - privilege escalation oval:org.mitre.oval:def:18611 unix
RHSA-2007:0898: xorg-x11 security update (Moderate) oval:com.redhat.rhsa:def:20070898 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2007-4730

# Product Type Vendor Product Version Update Edition Language
1 Application X.org Xorg-server 1.1 Version Details Vulnerabilities
2 Application X.org Xorg-server 1.01 Version Details Vulnerabilities
3 Application X.org Xorg-server 1.2 Version Details Vulnerabilities
4 Application X.org Xorg-server 1.02 Version Details Vulnerabilities
5 Application X.org Xorg-server 1.3 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
X.org Xorg-server 5

- References For CVE-2007-4730

http://bugs.gentoo.org/show_bug.cgi?id=191964 CONFIRM
http://secunia.com/advisories/26763
SECUNIA 26763
http://secunia.com/advisories/26859
SECUNIA 26859
http://security.gentoo.org/glsa/glsa-200710-16.xml
GENTOO GLSA-200710-16
http://secunia.com/advisories/30161
SECUNIA 30161
http://secunia.com/advisories/27228
SECUNIA 27228
http://secunia.com/advisories/27179
SECUNIA 27179
http://secunia.com/advisories/27147
SECUNIA 27147
http://secunia.com/advisories/26823
SECUNIA 26823
http://secunia.com/advisories/26897
SECUNIA 26897
http://www.gentoo.org/security/en/glsa/glsa-200805-07.xml
GENTOO GLSA-200805-07
http://support.avaya.com/elmodocs2/security/ASA-2007-394.htm CONFIRM
http://www.novell.com/linux/security/advisories/2007_54_xorg.html
SUSE SUSE-SA:2007:054
http://www.mandriva.com/security/advisories?name=MDVSA-2008:022
MANDRIVA MDVSA-2008:022
http://www.mandriva.com/security/advisories?name=MDKSA-2007:178
MANDRIVA MDKSA-2007:178
http://www.securityfocus.com/bid/25606
BID 25606 X.Org X Server Composite Extension Local Buffer Overflow Vulnerability Release Date:2008-05-09
http://www.redhat.com/support/errata/RHSA-2007-0898.html
REDHAT RHSA-2007:0898
http://www.ubuntu.com/usn/usn-514-1
UBUNTU USN-514-1
http://www.securitytracker.com/id?1018665
SECTRACK 1018665
http://xforce.iss.net/xforce/xfdb/36535
XF xorg-composite-bo(36535)
https://issues.rpath.com/browse/RPL-1728 CONFIRM
http://bugs.freedesktop.org/show_bug.cgi?id=7447 CONFIRM
http://lists.freedesktop.org/archives/xorg-announce/2007-September/000378.html
MLIST [xorg-announce] 20070906 xorg-server 1.4
http://wiki.rpath.com/wiki/Advisories:rPSA-2007-0187 CONFIRM
http://osvdb.org/37726
OSVDB 37726
http://secunia.com/advisories/26743
SECUNIA 26743
http://secunia.com/advisories/26755
SECUNIA 26755
http://www.debian.org/security/2007/dsa-1372
DEBIAN DSA-1372

- Metasploit Modules Related To CVE-2007-4730

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


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