PT-2023-25858 · Mediawiki+1 · Checkuser Extension+1

Dreamy_Jazz · Published 2023-06-29 · Updated 2024-08-20 · CVE-2023-37255

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions CheckUser extension for MediaWiki versions through 1.39.3

Description An issue in the CheckUser extension for MediaWiki allows HTML injection through the User-Agent HTTP request header in Special:CheckUser when performing a "get edits" type check.

Recommendations For CheckUser extension for MediaWiki versions through 1.39.3, consider disabling the "get edits" type check in Special:CheckUser until a patch is available to prevent HTML injection through the User-Agent HTTP request header.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

ALT-PU-2023-4877

ALT-PU-2024-11168

ALT-PU-2024-1228

BIT-MEDIAWIKI-2023-37255

CVE-2023-37255

Affected Products

Alt Linux

Checkuser Extension

References · 106

• 🔥 https://phabricator.wikimedia.org/T333569 · Exploit
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-45360 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-22911 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-22910 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-45373 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29197 · Security Note
• https://bdu.fstec.ru/vul/2024-02749 · Security Note
• https://bdu.fstec.ru/vul/2024-02628 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-37301 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29140 · Security Note
• https://errata.altlinux.org/ALT-PU-2024-1228 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-39193 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-37255 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-45372 · Security Note
• https://bdu.fstec.ru/vul/2024-02755 · Security Note