7.5

CVE-2023-45363: debian debian_linux Infinite Loop

CVSS: 7.5v3.1HighModified
AliasesUBUNTU-CVE-2023-45363DEBIAN-CVE-2023-45363
Published 09-10-2023Last modified 15-10-2024
Open JSON

Vulnerability summary

CVE-2023-45363 is a high (CVSS 7.5) Infinite Loop vulnerability in debian debian_linux. EPSS estimates a 23.78% chance of exploitation in the next 30 days, higher than 97.8% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
45/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (CVE.org)
EPSS score
23.78%
0%100%
High · +1.08 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Advisory lineage

Upstream 0 · Downstream 3
DLA-3671-1DSA-5520-1MGASA-2024-0155

Timeline

  1. 09-10-2023
    PublishedVulnerability first disclosed.
  2. 15-10-2024
    Last modifiedVulnerability information updated.

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 metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

23.78%

Chance of exploitation in the next 30 days

Percentile

98%

Versus all other CVEs

30-day change

+1.08 pp

From 22.70% on 20-09-2026

20-09-202620-10-2026
EPSS score
23.78%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (phabricator.wikimedia.org)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Debian2 products
  • mediawiki< 1:1.39.5-1~deb12u1 | < 1:1.39.5-1
  • debian_linuxEOL11.0 | 12.0
Mediawiki1 product
  • mediawikiEOL< 1.35.12 | ≥ 1.36.0, < 1.39.5 | 1.40.0
Ubuntu1 product
  • mediawikiAll versions (No fix recorded)

3 vendors · 4 products

References

6 links