CVE-2021-31553
MEDIUM6.5EPSS 0.67%發布日:2024/3/6修改日:2025/4/3
描述
An issue was discovered in the CheckUser extension for MediaWiki through 1.35.2. MediaWiki usernames with trailing whitespace could be stored in the cu_log database table such that denial of service occurred for certain CheckUser extension pages and functionality. For example, the attacker could turn off Special:CheckUserLog and thus interfere with usage tracking.
受影響套件(1)
- Bitnami/mediawikifrom 0, < 1.35.3
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L |
參考連結(8)
- WEBhttps://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/666963
- WEBhttps://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/666964
- WEBhttps://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/667023
- WEBhttps://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/667024
- WEBhttps://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/667025
- WEBhttps://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/667027
- WEBhttps://nvd.nist.gov/vuln/detail/CVE-2021-31553
- WEBhttps://phabricator.wikimedia.org/T275669