CVE-2023-45364

EUVD-2023-49656
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
NISTPrimary
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
Base Score
CVSS 3.x
EPSS Score
Percentile: 30%
Affected Products (NVD)
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
bookworm
1:1.39.10-1~deb12u1
fixed
bookworm (security)
1:1.39.10-1~deb12u1
fixed
bullseye
1:1.35.13-1+deb11u2
not-affected
bullseye (security)
1:1.35.13-1+deb11u3
fixed
buster
not-affected
sid
1:1.39.10-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
mediawiki
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
lunar
ignored
mantic
ignored
noble
needs-triage
oracular
needs-triage
trusty
ignored
xenial
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