7.1

CVE-2015-2942: mediawiki Resource Management Errors

CVSS: 7.1v2.0HighModified
AliasesUBUNTU-CVE-2015-2942DEBIAN-CVE-2015-2942
Published 13-04-2015Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2015-2942 is a high (CVSS 7.1) Resource Management Errors vulnerability in mediawiki. EPSS estimates a 2.81% chance of exploitation in the next 30 days, higher than 86.4% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
39/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.1/10
010
High · v2.0 (NVD)
EPSS score
2.81%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Timeline

  1. 13-04-2015
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM, allows remote attackers to cause a denial of service (CPU and memory consumption) via a large number of nested entity references in an (1) SVG file or (2) XMP metadata in a PDF file, aka a "billion laughs attack," a different vulnerability than CVE-2015-2937.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

2.81%

Chance of exploitation in the next 30 days

Percentile

86%

Versus all other CVEs

30-day change

0.00 pp

From 2.81% on 21-09-2026

21-09-202621-10-2026
EPSS score
2.81%

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

Debian1 product
  • mediawiki< 1:1.19.20+dfsg-2.3
Mediawiki1 product
  • mediawiki≤ 1.19.23 | 1.20 | 1.20.1 | 1.20.2 | 1.20.3 | 1.20.4 | 1.20.5 | 1.20.6 | 1.20.7 | 1.20.8 | 1.21 | 1.21.1 | 1.21.2 | 1.21.3 | 1.21.4 | 1.21.5 | 1.21.6 | 1.21.7 | 1.21.8 | 1.21.9 | 1.21.10 | 1.21.11 | 1.22.0 | 1.22.1 | 1.22.2 | 1.22.3 | 1.22.4 | 1.22.5 | 1.22.6 | 1.22.7 | 1.22.8 | 1.22.9 | 1.22.10 | 1.22.11 | 1.22.12 | 1.22.13 | 1.22.14 | 1.22.15 | 1.23.0 | 1.23.1 | 1.23.2 | 1.23.3 | 1.23.4 | 1.23.5 | 1.23.6 | 1.23.7 | 1.23.8 | 1.24.0 | 1.24.1
Ubuntu1 product
  • mediawiki< 1:1.27.4-3

3 vendors · 3 products

References

9 links