CVE-2023-22912
Medium
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.
SeverityMedium
CVSS5.3
Exploit probability—
Product
Mediawiki
PublishedJan 20, 2023
First seenJan 20, 2023
Weakness typeCWE-330CWE-330
How to fix
Update
- mediawiki mediawiki1.35.9, 1.38.5 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mediawiki mediawiki | v < 1.35.9, 1.36.0 ≤ v < 1.38.5, 1.39.0 | 1.35.9, 1.38.5 |
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