PT-2017-3297 · Wikimedia+1 · Mediawiki+1

Abdullah Hussam · Published 2017-11-15 · Updated 2017-12-11 · CVE-2017-8809

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions MediaWiki versions 1.27.x through 1.27.3 MediaWiki versions 1.28.x through 1.28.2 MediaWiki versions 1.29.x through 1.29.1

Description The issue is related to a Reflected File Download vulnerability in the api.php file. This vulnerability can be exploited by a remote attacker using a specially crafted URL, potentially allowing the execution of arbitrary code through the download of a file containing shell commands.

Recommendations For MediaWiki versions 1.27.x through 1.27.3, update to version 1.27.4 or later. For MediaWiki versions 1.28.x through 1.28.2, update to version 1.28.3 or later. For MediaWiki versions 1.29.x through 1.29.1, update to version 1.29.2 or later.

Exploit

Fix

Special Elements Injection

Weakness Enumeration

CWE-74

Related Identifiers

ALT-PU-2017-2786

BDU:2018-00062

CVE-2017-8809

DSA-4036-1

MGASA-2017-0429

Affected Products

Alt Linux

Mediawiki

References · 26

• 🔥 https://github.com/motikan2010/CVE-2017-8809_MediaWiki_RFD · Exploit
• https://security-tracker.debian.org/tracker/source-package/mediawiki · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8812 · Security Note
• https://advisories.mageia.org/MGASA-2017-0429.html · Security Note
• https://osv.dev/vulnerability/MGASA-2017-0429 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8808 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2017-8809 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-8809 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8810 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8811 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2017-8809 · Vendor Advisory
• https://debian.org/security/2017/dsa-4036 · Vendor Advisory
• https://security-tracker.debian.org/tracker/DSA-4036-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8815 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8814 · Security Note