X.Org libXxf86dga up to 1.1.3 Graphical Library XDGAQueryModes/XDGASetMode memory corruption

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8.6$0-$5k0.00

Summaryinfo

A vulnerability was found in X.Org libXxf86dga up to 1.1.3 and classified as problematic. This vulnerability affects the function XDGAQueryModes/XDGASetMode of the component Graphical Library. The manipulation results in memory corruption. This vulnerability is known as CVE-2013-2000. Furthermore, an exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in X.Org libXxf86dga up to 1.1.3. It has been classified as critical. Affected is the function XDGAQueryModes/XDGASetMode of the component Graphical Library. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Multiple buffer overflows in X.org libXxf86dga 1.1.3 and earlier allow X servers to cause a denial of service (crash) and possibly execute arbitrary code via crafted length or index values to the (1) XDGAQueryModes and (2) XDGASetMode functions.

The weakness was published 05/23/2013 by Ilja van Sprundel with IOActive as not defined advisory (Website). The advisory is shared for download at x.org. The public release has been coordinated with the vendor. This vulnerability is traded as CVE-2013-2000 since 02/19/2013. The exploitability is told to be difficult. It is possible to launch the attack remotely. A authentication is needed for exploitation. Technical details and a private exploit are known.

The vulnerability scanner Nessus provides a plugin with the ID 66574 (Debian DSA-2690-1 : libxxf86dga - several vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 350250 (Amazon Linux Security Advisory for libX11,libXcursor,libXfixes,libXi,libXrandr,libXrender,libXres,libXt,libXv,libXvMC,libXxf86dga,libXxf86vm,libdmx,xorg-x11-proto-devel: ALAS-2014-452).

Upgrading to version 1.1.4 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at cgit.freedesktop.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (66574), SecurityFocus (BID 60139†), OSVDB (93657†), Secunia (SA53480†) and Vulnerability Center (SBV-39764†). Similar entries are available at VDB-8875, VDB-8876, VDB-8877 and VDB-8878. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.9
VulDB Meta Temp Score: 8.6

VulDB Base Score: 9.9
VulDB Temp Score: 8.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Private
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 66574
Nessus Name: Debian DSA-2690-1 : libxxf86dga - several vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 892690
OpenVAS Name: Debian Security Advisory DSA 2690-1 (libxxf86dga - several vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: libXxf86dga 1.1.4
Patch: cgit.freedesktop.org

Timelineinfo

02/19/2013 🔍
05/05/2013 +75 days 🔍
05/23/2013 +18 days 🔍
05/23/2013 +0 days 🔍
05/23/2013 +0 days 🔍
05/24/2013 +1 days 🔍
05/27/2013 +3 days 🔍
05/29/2013 +2 days 🔍
06/15/2013 +17 days 🔍
05/14/2021 +2890 days 🔍

Sourcesinfo

Vendor: x.org

Advisory: x.org
Researcher: Ilja van Sprundel
Organization: IOActive
Status: Not defined
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-2000 (🔍)
GCVE (CVE): GCVE-0-2013-2000
GCVE (VulDB): GCVE-100-8880

OVAL: 🔍

SecurityFocus: 60139 - X.Org libXxf86dga CVE-2013-2000 Multiple Remote Code Execution Vulnerabilities
Secunia: 53480 - Debian update for libxxf86dga, Less Critical
OSVDB: 93657
Vulnerability Center: 39764 - X.Org libXxf86dga <1.1.4 'XDGAQueryModes()\x27 \\ \x27XDGASetMode()\x27 Buffer-Overflow Allows Remote Code Execution, Medium

See also: 🔍

Entryinfo

Created: 05/27/2013 17:38
Updated: 05/14/2021 07:13
Changes: 05/27/2013 17:38 (82), 05/01/2017 11:17 (4), 05/14/2021 07:13 (3)
Complete: 🔍
Committer:
Cache ID: 216::103

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