CVE-2020-25697 - Vulnerability Details - OpenCVE

A privilege escalation flaw was found in the Xorg-x11-server due to a lack of authentication for X11 clients. This flaw allows an attacker to take control of an X application by impersonating the server it is expecting to connect to.

No CVSS v4.0

Attack Vector Local

Attack Complexity High

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00063.

Key SSVC decision points have not yet been added.

Vendors	Products
X.org	X Server

Configuration 1 [-]

cpe:2.3:a:x.org:x_server:-:*:*:*:*:*:*:*

No data.

No data.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
http://www.openwall.com/lists/oss-security/2020/11/09/3
https://bugzilla.redhat.com/show_bug.cgi?id=1895295
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E
https://nvd.nist.gov/vuln/detail/CVE-2020-25697
https://seclists.org/oss-sec/2020/q4/105
https://www.cve.org/CVERecord?id=CVE-2020-25697
https://www.openwall.com/lists/oss-security/2020/11/09/3

History

Sat, 12 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00057}`	epss `{'score': 0.00049}`

MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2021-05-26T12:08:12

Updated: 2024-08-04T15:40:36.622Z

Reserved: 2020-09-16T00:00:00

Link: CVE-2020-25697

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-05-26T13:15:07.600

Modified: 2024-11-21T05:18:30.200

Link: CVE-2020-25697

Redhat

Severity : Moderate

Publid Date: 2020-11-09T00:00:00Z

Links: CVE-2020-25697 - Bugzilla

OpenCVE Enrichment

No data.

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