High severity · published Oct 9, 2023
CVE-2023-45363
An issue was discovered in ApiPageSet.php in MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1
7.5
CVSS
23.8%
EPSS
No
On KEV
Description
An issue was discovered in ApiPageSet.php in MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1. It allows attackers to cause a denial of service (unbounded loop and RequestTimeoutException) when querying pages redirected to other variants with redirects and converttitles set.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)23.8% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
11.0; 12.0 · source: NVD
ME
Mediawiki · Mediawiki
before 1.35.12; 1.36.0 before 1.39.5; 1.40.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-45363
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-45363
lists.debian.org
https://lists.debian.org/debian-lts-announce/2023/11/msg00027.html
Exploit
https://phabricator.wikimedia.org/T333050
Third Party Advisory
https://www.debian.org/security/2023/dsa-5520
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