CVE-2021-36127 - Insecure Storage of Sensitive Information

Severity

43%

Complexity

27%

Confidentiality

23%

An issue was discovered in the CentralAuth extension in MediaWiki through 1.36. The Special:GlobalUserRights page provided search results which, for a suppressed MediaWiki user, were different than for any other user, thus easily disclosing suppressed accounts (which are supposed to be completely hidden).

CVSS 3.1 Base Score 4.3. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N).

CVSS 2.0 Base Score 4. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:S/C:P/I:N/A:N).

Overview

First reported 3 years ago

2021-07-02 13:15:00

Last updated 3 years ago

2021-07-07 17:07:00

Affected Software

Mediawiki

References

https://phabricator.wikimedia.org/T285190

https://gerrit.wikimedia.org/r/q/I4e4dbcad61e1d4f6fd8b038bf63d19c69081a8ec

https://phabricator.wikimedia.org/T285190

Exploit, Issue Tracking, Patch, Vendor Advisory

https://gerrit.wikimedia.org/r/q/I4e4dbcad61e1d4f6fd8b038bf63d19c69081a8ec

Patch, Vendor Advisory

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