WID-SEC-W-2023-1259

csafDEcert_bund

DeutschShown in its original language — a full translation is planned for a future version.

MediaWiki: Mehrere Schwachstellen

view advisory published 2021-12-15

Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in MediaWiki ausnutzen, um Sicherheitsvorkehrungen zu umgehen und vertrauliche Informationen offenzulegen.

01

describes (3)

Related CVEs.

IDseverity exploitable
CVE-2021-44858UShigh7.5OT elevated—
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. It is possible to use action=edit&undo= followed by action=mcrundo and action=mc…
CVE-2021-45038USmedium5.3—
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. By using an action=rollback query, attackers can view private wiki contents.
CVE-2021-44857USmedium6.5OT elevated—
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. It is possible to use action=mcrundo followed by action=mcrrestore to replace th…
02

references

External citations — patches, advisories, analysis.

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