CVE-2020-25697

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.

CVSS v3.0 7.0 HIGH
CVSS v2.0 4.4 MEDIUM

7.0^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 1.0 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.4^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 3.4 / Impact : 6.4

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.openwall.com/lists/oss-security/2020/11/09/3	Mailing List Third Party Advisory
https://seclists.org/oss-sec/2020/q4/105	Mailing List Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1895295	Issue Tracking Third Party Advisory
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E

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Configurations

Configuration 1 (hide)

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

Information

Published : 2021-05-26 06:15

Updated : 2023-02-12 15:40

NVD link : CVE-2020-25697

Mitre link : CVE-2020-25697

JSON object : View

CWE

CWE-306

Missing Authentication for Critical Function

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Products Affected

x.org

x_server

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