CVEvulnerability

CVE-2023-22912

5.3 MEDIUM Published 2023-01-20 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2023-01-20
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weaknesses
CWE-330

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.

Affected configurations

• mediawiki mediawiki (< 1.35.9) • mediawiki mediawiki (>= 1.36.0 < 1.38.5) • mediawiki mediawiki 1.39.0

Related

Weakness · CWE (1)

  • CWE-330 Use of Insufficiently Random Values weakness

References