CVE-2019-19709: MediaWiki through 1.33.1 allows attackers to bypass the Title_blacklist protection mechanism by starting with an arbitrary title, establishing a non-resolvable…

PriorityP429medium6.1CVSS 3.1

AVNACLPRNUIRSCCLILAN

EPSS

1.56%

72.7th percentile

MediaWiki through 1.33.1 allows attackers to bypass the Title_blacklist protection mechanism by starting with an arbitrary title, establishing a non-resolvable redirect for the associated page, and using redirect=1 in the action API when editing that page.

Affected

12 ranges

Vendor	Product	Version range	Fixed in
debian	debian_linux	—	—
debian	debian_linux	—	—
debian	mediawiki	< mediawiki 1:1.31.6-1 (bookworm)	mediawiki 1:1.31.6-1 (bookworm)
mediawiki	core	>= 1.31.0 < 1.31.6	1.31.6
mediawiki	core	>= 1.32.0 < 1.32.6	1.32.6
mediawiki	core	>= 1.33.0 < 1.33.2	1.33.2
mediawiki	core	>= 1.33.99 < 1.34.0	1.34.0
mediawiki	mediawiki	<= 1.33.1	—
mediawiki	mediawiki	>= 0 < 1:1.31.6-1	1:1.31.6-1
mediawiki	mediawiki	>= 0 < 1:1.31.6-1	1:1.31.6-1
mediawiki	mediawiki	>= 0 < 1:1.31.6-1	1:1.31.6-1
mediawiki	mediawiki	>= 0 < 1:1.31.6-1	1:1.31.6-1

CVSS provenance

nvdv3.16.1MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

nvdv2.05.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:N

osv6.1MEDIUM

vendor_debian6.1MEDIUM

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