X.org X Server XEvent access control

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in X.org X Server. The affected element is an unknown function of the component XEvent Handler. Such manipulation leads to access control. This vulnerability is traded as CVE-2017-10972. The attack may be launched remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in X.org X Server (the affected version unknown). It has been rated as critical. Affected by this issue is an unknown part of the component XEvent Handler. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Uninitialized data in endianness conversion in the XEvent handling of the X.Org X Server before 2017-06-19 allowed authenticated malicious users to access potentially privileged data from the X server.

The bug was discovered 07/07/2017. The weakness was shared 07/06/2017 by Marcus Meissner (Website). The advisory is available at securityfocus.com. This vulnerability is handled as CVE-2017-10972 since 07/06/2017. The attack may be launched remotely. A simple authentication is necessary for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 101552 (Debian DLA-1026-1 : xorg-server security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 170158 (SUSE Enterprise Linux Security Update for xorg-x11-server (SUSE-SU-2017:1850-1)).

Upgrading eliminates this vulnerability. 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 (101552) and SecurityFocus (BID 99543†). The entry VDB-103273 is related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 101552
Nessus Name: Debian DLA-1026-1 : xorg-server security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703905
OpenVAS Name: Debian Security Advisory DSA 3905-1 (xorg-server - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: cgit.freedesktop.org

Timelineinfo

06/19/2017 🔍
07/06/2017 +17 days 🔍
07/06/2017 +0 days 🔍
07/06/2017 +0 days 🔍
07/06/2017 +0 days 🔍
07/07/2017 +1 days 🔍
07/07/2017 +0 days 🔍
07/17/2017 +10 days 🔍
08/29/2025 +2965 days 🔍

Sourcesinfo

Vendor: x.org

Advisory: securityfocus.com⛔
Researcher: Marcus Meissner
Status: Confirmed

CVE: CVE-2017-10972 (🔍)
GCVE (CVE): GCVE-0-2017-10972
GCVE (VulDB): GCVE-100-103274

OVAL: 🔍

SecurityFocus: 99543 - X.Org X Server CVE-2017-10972 Information Disclosure Vulnerability

See also: 🔍

Entryinfo

Created: 07/07/2017 09:22
Updated: 08/29/2025 16:04
Changes: 07/07/2017 09:22 (73), 10/23/2019 20:43 (4), 12/12/2022 07:23 (4), 08/29/2025 16:04 (17)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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