X.Org libXtst up to 1.2.1 Graphical Library XRecordGetContext numeric error

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8.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in X.Org libXtst up to 1.2.1. This issue affects the function XRecordGetContext of the component Graphical Library. The manipulation results in numeric error. This vulnerability is reported as CVE-2013-2063. Moreover, an exploit is present. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in X.Org libXtst up to 1.2.1. Affected is the function XRecordGetContext of the component Graphical Library. The manipulation with an unknown input leads to a numeric error vulnerability. CWE is classifying the issue as CWE-189. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Integer overflow in X.org libXtst 1.2.1 and earlier allows X servers to trigger allocation of insufficient memory and a buffer overflow via vectors related to the XRecordGetContext function.

The weakness was disclosed 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 in cooperation with the vendor. This vulnerability is traded as CVE-2013-2063 since 02/19/2013. The exploitability is told to be difficult. It is possible to launch the attack remotely. A authentication is required for exploitation. Technical details and a private exploit are known.

The vulnerability scanner Nessus provides a plugin with the ID 75043 (openSUSE Security Update : libXtst (openSUSE-SU-2013:1032-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 167200 (SUSE Enterprise Linux Security Update for xorg-x11-libs (SUSE-SU-2014:0881-1)).

Upgrading to version 1.2.2 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 (75043), SecurityFocus (BID 60141†), OSVDB (93669†), Secunia (SA53502†) and Vulnerability Center (SBV-39765†). The entries VDB-8875, VDB-8876, VDB-8877 and VDB-8878 are pretty similar. 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: Numeric error
CWE: CWE-189
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: 75043
Nessus Name: openSUSE Security Update : libXtst (openSUSE-SU-2013:1032-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 892689
OpenVAS Name: Debian Security Advisory DSA 2689-1 (libxtst - 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: libXtst 1.2.2
Patch: cgit.freedesktop.org

Timelineinfo

02/19/2013 🔍
05/07/2013 +77 days 🔍
05/23/2013 +16 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 🔍
06/13/2014 +363 days 🔍
05/14/2021 +2527 days 🔍

Sourcesinfo

Vendor: x.org

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

CVE: CVE-2013-2063 (🔍)
GCVE (CVE): GCVE-0-2013-2063
GCVE (VulDB): GCVE-100-8892

OVAL: 🔍

SecurityFocus: 60141 - X.Org libXtst CVE-2013-2063 Remote Code Execution Vulnerability
Secunia: 53502 - Debian update for libxtst, Less Critical
OSVDB: 93669
Vulnerability Center: 39765 - X.Org libXtst <1.1.2 'XRecordGetContext()\x27 Integer-Overflow Allows Remote Code Execution, Medium

See also: 🔍

Entryinfo

Created: 05/27/2013 17:49
Updated: 05/14/2021 08:11
Changes: 05/27/2013 17:49 (84), 05/01/2017 11:17 (4), 05/14/2021 08:11 (3)
Complete: 🔍
Committer:
Cache ID: 216:3C6:103

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