Bug 2036704 (CVE-2021-45038) - CVE-2021-45038 mediawiki: information disclosure
Summary: CVE-2021-45038 mediawiki: information disclosure
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2021-45038
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2036705
Blocks: 2036706
TreeView+ depends on / blocked
 
Reported: 2022-01-03 15:56 UTC by Marian Rehak
Modified: 2022-01-07 17:53 UTC (History)
11 users (show)

Fixed In Version: mediawiki 1.35.5, mediawiki 1.36.3, mediawiki 1.37.1
Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in mediawiki. The "rollback" feature (action=rollback) could be passed a specially crafted parameter that allowed an attacker to view the contents of arbitrary pages, regardless of whether they had permissions to do so.
Clone Of:
Environment:
Last Closed: 2022-01-07 16:41:11 UTC
Embargoed:

Attachments (Terms of Use)

Description Marian Rehak 2022-01-03 15:56:00 UTC 
By using an action=rollback query, attackers can view private wiki contents.

Upstream Reference:

https://www.mediawiki.org/wiki/2021-12_security_release/FAQ
Comment 1 Marian Rehak 2022-01-03 15:56:16 UTC 
Created mediawiki tracking bugs for this issue:

Affects: fedora-all [bug 2036705]
Comment 2 Product Security DevOps Team 2022-01-07 16:41:08 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2021-45038
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