CVE-2023-22912

Severity CVSS v4.0:

Pending analysis

Type:

CWE-330 Use of Insufficiently Random Value

Publication date:

20/01/2023

Last modified:

03/04/2025

Description

An issue was discovered in MediaWiki before 1.35.9, 1.36.x through 1.38.x before 1.38.5, and 1.39.x before 1.39.1. CheckUser TokenManager insecurely uses AES-CTR encryption with a repeated (aka re-used) nonce, allowing an adversary to decrypt.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 5.30 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): None
Availability (A): None

Base Score 3.x

5.30

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:mediawiki:mediawiki::::::::		1.35.9 (excluding)
cpe:2.3:a:mediawiki:mediawiki::::::::	1.36.0 (including)	1.38.5 (excluding)
cpe:2.3:a:mediawiki:mediawiki:1.39.0:-::::::
cpe:2.3:a:mediawiki:mediawiki:1.39.0:rc0::::::
cpe:2.3:a:mediawiki:mediawiki:1.39.0:rc1::::::

To consult the complete list of CPE names with products and versions, see this page

CVE-2023-22912

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools