vulnerability

MediaWiki: Incorrect Authorization (CVE-2020-10534)

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
Mar 12, 2020
Added
Mar 20, 2020
Modified
Aug 5, 2021

Description

In the GlobalBlocking extension before 2020-03-10 for MediaWiki through 1.34.0, an issue related to IP range evaluation resulted in blocked users re-gaining escalated privileges. This is related to the case in which an IP address is contained in two ranges, one of which is locally disabled.

Solution

mediawiki-upgrade-latest
Title
NEW

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