WID-SEC-W-2022-1512

csafDEcert_bund

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

MediaWiki: Mehrere Schwachstellen

view advisory published 2022-01-13

Ein entfernter anonymer oder authentisierter Angreifer kann mehrere Schwachstellen in MediaWiki ausnutzen, um einen Denial-of-Service-Zustand zu verursachen, einen Cross-Site-Scripting-Angriff durchzuführen, vertrauliche Informationen offenzulegen und Sicherheitsmaßnahmen zu umgehen.

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describes (9)

Related CVEs.

IDseverity exploitable
CVE-2021-44856USmedium5.3—
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. A title blocked by AbuseFilter can be created via Special:ChangeContentModel due…
CVE-2021-44855USmedium5.4—
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. There is Blind Stored XSS via a URL to the Upload Image feature.
CVE-2021-44854USmedium5.3—
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. The REST API publicly caches results from private wikis.
CVE-2021-46150USmedium4.8—
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. Special:CheckUserLog allows CheckUser XSS because of date mishandling, as demons…
CVE-2021-46149UShigh7.5—
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. A denial of service (resource consumption) can be accomplished by searching for…
CVE-2021-46148USmedium6.5—
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. Some unprivileged users can view confidential information (e.g., IP addresses an…
CVE-2021-46147UShigh8.8—
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. MassEditRegex allows CSRF.
CVE-2021-46146USmedium5.4—
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. The WikibaseMediaInfo component is vulnerable to XSS via the caption fields for…
CVE-2021-41118UShigh7.5—
The DynamicPageList3 extension is a reporting tool for MediaWiki, listing category members and intersections with various formats and details. In affected versions unsanitised inpu…
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references

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