Vulnerability Details : CVE-2023-22912
Potential exploit
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.
Products affected by CVE-2023-22912
- cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:1.39.0:rc0:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:1.39.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:1.39.0:-:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-22912
0.22%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 42 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-22912
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
3.9
|
1.4
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2025-04-03 |
|
5.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
3.9
|
1.4
|
NIST |
CWE ids for CVE-2023-22912
-
The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers.Assigned by:
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2023-22912
-
https://phabricator.wikimedia.org/T315123
⚓ T315123 CVE-2023-22912: CheckUser TokenManager insecurely uses AES-CTR encryption with repeated nonce, allowing an adversary to decryptExploit;Issue Tracking;Patch;Vendor Advisory
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