mediawiki -- multiple vulnerabilities

2021-12-0100:00:00

vuxml.freebsd.org

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

0.002 Low

EPSS

Percentile

56.9%

JSON

Mediawiki reports:

(T292763. CVE-2021-44854) REST API incorrectly publicly caches
autocomplete search results from private wikis.
(T271037, CVE-2021-44856) Title blocked in AbuseFilter can be created via
Special:ChangeContentModel.
(T297322, CVE-2021-44857) Unauthorized users can use action=mcrundo to
replace the content of arbitrary pages.
(T297322, CVE-2021-44858) Unauthorized users can view contents of private
wikis using various actions.
(T297574, CVE-2021-45038) Unauthorized users can access private wiki
contents using rollback action
(T293589, CVE-2021-44855) Blind Stored XSS in VisualEditor media dialog.
(T294686) Special:Nuke doesn’t actually delete pages.

OSVersionArchitecturePackageVersionFilename
FreeBSDanynoarchmediawiki135< 1.35.5UNKNOWN
FreeBSDanynoarchmediawiki136< 1.36.3UNKNOWN
FreeBSDanynoarchmediawiki137< 1.37.1UNKNOWN