X.org X Window System up to 2:1.7.6/2:1.12.3 X Server access control
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
2.4 | $0-$5k | 0.00 |
A vulnerability classified as problematic was found in X.org X Window System up to 2:1.7.6/2:1.12.3 (Windowing System Software). This vulnerability affects an unknown part of the component X Server. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality. CVE summarizes:
X.Org X server before 1.13.4 and 1.4.x before 1.14.1 does not properly restrict access to input events when adding a new hot-plug device, which might allow physically proximate attackers to obtain sensitive information, as demonstrated by reading passwords from a tty.
The weakness was disclosed 04/17/2013 by David Airlie and Peter Hutterer with Red Hat as not defined advisory (Full-Disclosure). The advisory is shared for download at archives.neohapsis.com. The public release happened without coordination with the vendor. This vulnerability was named CVE-2013-1940 since 02/19/2013. The exploitation appears to be difficult. The attack needs to be approached locally. A single authentication is necessary for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.
The vulnerability scanner Nessus provides a plugin with the ID 74992 (openSUSE Security Update : xorg-x11-server (openSUSE-SU-2013:0937-1)), 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 166889 (SUSE Enterprise Linux Security Update for xorg-x11-server (SUSE-SU-2014:0744-1)).
Applying a patch is able to eliminate this problem. The bugfix is ready for download at cgit.freedesktop.org. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (83641) and Tenable (74992).
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 2.5VulDB Meta Temp Score: 2.4
VulDB Base Score: 2.5
VulDB Temp Score: 2.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Access controlCWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 74992
Nessus Name: openSUSE Security Update : xorg-x11-server (openSUSE-SU-2013:0937-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍
OpenVAS ID: 892661
OpenVAS Name: Debian Security Advisory DSA 2661-1 (xorg-server - information disclosure
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Patch: cgit.freedesktop.org
Timeline
02/19/2013 🔍04/17/2013 🔍
04/17/2013 🔍
04/17/2013 🔍
04/17/2013 🔍
04/22/2013 🔍
05/13/2013 🔍
05/13/2013 🔍
06/13/2014 🔍
05/10/2021 🔍
Sources
Vendor: x.orgAdvisory: archives.neohapsis.com
Researcher: David Airlie, Peter Hutterer
Organization: Red Hat
Status: Not defined
Confirmation: 🔍
CVE: CVE-2013-1940 (🔍)
OVAL: 🔍
X-Force: 83641
Vulnerability Center: 39533 - X.Org X11 Allows Local Information Disclo9sure Vulnerability, Low
SecurityFocus: 59282 - X.Org X11 CVE-2013-1940 Local Information Disclosure Vulnerability
OSVDB: 92518
Entry
Created: 04/22/2013 10:48Updated: 05/10/2021 07:18
Changes: 04/22/2013 10:48 (80), 04/29/2017 20:45 (2), 05/10/2021 07:18 (3)
Complete: 🔍
Committer:
No comments yet. Languages: en.
Please log in to comment.