CVE-2023-45364

An issue was discovered in includes/page/Article.php in MediaWiki 1.36.x through 1.39.x before 1.39.5 and 1.40.x before 1.40.1. Deleted revision existence is leaked due to incorrect permissions being checked. This reveals that a given revision ID belonged to the given page title, and its timestamp, both of which are not supposed to be public information.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
mitreCNA
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CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 22%
VendorProductVersion
mediawikimediawiki
1.36.0 ≤
𝑥
< 1.39.5
mediawikimediawiki
1.40.0
debiandebian_linux
11.0
debiandebian_linux
12.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
mediawiki
bullseye
1:1.35.13-1+deb11u2
not-affected
buster
not-affected
bullseye (security)
1:1.35.13-1+deb11u3
fixed
bookworm
1:1.39.10-1~deb12u1
fixed
bookworm (security)
1:1.39.10-1~deb12u1
fixed
sid
1:1.39.10-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
mediawiki
oracular
needs-triage
noble
needs-triage
mantic
ignored
lunar
ignored
jammy
needs-triage
focal
needs-triage
bionic
needs-triage
xenial
ignored
trusty
ignored
Common Weakness Enumeration
References
https://phabricator.wikimedia.org/T264765
https://www.debian.org/security/2023/dsa-5520
https://phabricator.wikimedia.org/T264765
https://www.debian.org/security/2023/dsa-5520