X.Org libdmx 1.0.2/1.0.99.1/1.1.0/1.1.1/1.1.2 Graphical Library numeric error

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8.6$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in X.Org libdmx 1.0.2/1.0.99.1/1.1.0/1.1.1/1.1.2. Affected by this vulnerability is the function DMXGetScreenAttributes/DMXGetWindowAttributes/DMXGetInputAttributes of the component Graphical Library. Such manipulation leads to numeric error. This vulnerability is listed as CVE-2013-1992. In addition, an exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in X.Org libdmx 1.0.2/1.0.99.1/1.1.0/1.1.1/1.1.2 and classified as critical. Affected by this issue is the function DMXGetScreenAttributes/DMXGetWindowAttributes/DMXGetInputAttributes of the component Graphical Library. The manipulation with an unknown input leads to a numeric error vulnerability. Using CWE to declare the problem leads to CWE-189. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Multiple integer overflows in X.org libdmx 1.1.2 and earlier allow X servers to trigger allocation of insufficient memory and a buffer overflow via vectors related to the (1) DMXGetScreenAttributes, (2) DMXGetWindowAttributes, and (3) DMXGetInputAttributes functions.

The weakness was presented 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 was coordinated in cooperation with the vendor. This vulnerability is handled as CVE-2013-1992 since 02/19/2013. The exploitation is known to be difficult. The attack may be launched remotely. The requirement for exploitation is a simple authentication. Technical details as well as a private exploit are known.

The vulnerability scanner Nessus provides a plugin with the ID 75046 (openSUSE Security Update : libdmx (openSUSE-SU-2013:1029-1)), 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 1.1.3 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 X-Force (84520), Tenable (75046), SecurityFocus (BID 60142†), OSVDB (93665†) and Secunia (SA53488†). See VDB-8875, VDB-8876, VDB-8877 and VDB-8878 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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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: 75046
Nessus Name: openSUSE Security Update : libdmx (openSUSE-SU-2013:1029-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 892673
OpenVAS Name: Debian Security Advisory DSA 2673-1 (libdmx - several vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: libdmx 1.1.3
Patch: cgit.freedesktop.org

Timelineinfo

02/19/2013 🔍
05/04/2013 +74 days 🔍
05/23/2013 +19 days 🔍
05/23/2013 +0 days 🔍
05/23/2013 +0 days 🔍
05/24/2013 +1 days 🔍
05/27/2013 +3 days 🔍
06/10/2013 +14 days 🔍
06/15/2013 +5 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-2013-1992 (🔍)
GCVE (CVE): GCVE-0-2013-1992
GCVE (VulDB): GCVE-100-8888

OVAL: 🔍

X-Force: 84520
SecurityFocus: 60142 - X.Org libdmx CVE-2013-1992 Multiple Remote Code Execution Vulnerabilities
Secunia: 53488 - Debian update for libdmx, Less Critical
OSVDB: 93665
Vulnerability Center: 39936 - libdmx Through 1.1.2 Remote Code Execution due to Integer Overflow in DMXGetScreenAttributes(), DMXGetWindowAttributes() and DMXGetInputAttributes(), Medium

See also: 🔍

Entryinfo

Created: 05/27/2013 17:46
Updated: 05/14/2021 07:59
Changes: 05/27/2013 17:46 (85), 05/02/2017 08:35 (4), 05/14/2021 07:59 (3)
Complete: 🔍
Committer:
Cache ID: 216:0F9:103

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