PT-2021-19416 · Mediawiki+1 · Abusefilter+2

Steinsplitter · Published 2021-04-22 · Updated 2024-03-06 · CVE-2021-31546

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions MediaWiki versions through 1.35.2

Description An issue in the AbuseFilter extension for MediaWiki incorrectly logged sensitive suppression deletions. These deletions should not have been visible to users with access to view AbuseFilter log data.

Recommendations For versions through 1.35.2, update to a version that fixes this issue to prevent sensitive information from being logged and visible to unauthorized users.

Fix

Insertion into Log File

Weakness Enumeration

CWE-532

Related Identifiers

ALT-PU-2021-1991

ALT-PU-2021-2091

BIT-MEDIAWIKI-2021-31546

CVE-2021-31546

Affected Products

Alt Linux

Abusefilter

Mediawiki

References · 5

• https://osv.dev/vulnerability/BIT-mediawiki-2021-31546 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-31546 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-31546 · Security Note
• https://phabricator.wikimedia.org/T71617 · Note
• https://gerrit.wikimedia.org/r/q/I38a0a24fa32ca7a052b6940864a32b3856e84553 · Note