Vulnerability identifier: #VU31016
Vulnerability risk: High
CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-284
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
MediaWiki
Web applications /
CMS
Vendor: MediaWiki.org
Description
The vulnerability allows a remote attacker to gain unauthorized access to sensitive information.
The vulnerability exists due to improper access restrictions. A remote attacker can send a specially crafted request and gain unauthorized access to the affected application.
Mitigation
Update to version 1.32.2.
Vulnerable software versions
MediaWiki: 1.32.0 - 1.32.1
External links
http://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.html
http://phabricator.wikimedia.org/T209794
http://seclists.org/bugtraq/2019/Jun/12
http://www.debian.org/security/2019/dsa-4460
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.