Vulnerability Monitor

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CVE-2015-2937

MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM or Zend PHP, allows remote attackers to cause a denial of service ("quadratic blowup" and memory consumption) via an XML file containing an entity declaration with long replacement text and many references to this entity, a different vulnerability than CVE-2015-2942.

Published

2015-04-13T14:59:10.460

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.1 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:C

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: COMPLETE
Exploitability Score

8.6

Impact Score

6.9

Weaknesses
  • Type: Primary
    CWE-399
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application mediawiki mediawiki ≤ 1.19.23 Yes
Application mediawiki mediawiki 1.20 Yes
Application mediawiki mediawiki 1.20.1 Yes
Application mediawiki mediawiki 1.20.2 Yes
Application mediawiki mediawiki 1.20.3 Yes
Application mediawiki mediawiki 1.20.4 Yes
Application mediawiki mediawiki 1.20.5 Yes
Application mediawiki mediawiki 1.20.6 Yes
Application mediawiki mediawiki 1.20.7 Yes
Application mediawiki mediawiki 1.20.8 Yes
Application mediawiki mediawiki 1.21 Yes
Application mediawiki mediawiki 1.21.1 Yes
Application mediawiki mediawiki 1.21.2 Yes
Application mediawiki mediawiki 1.21.3 Yes
Application mediawiki mediawiki 1.21.4 Yes
Application mediawiki mediawiki 1.21.5 Yes
Application mediawiki mediawiki 1.21.6 Yes
Application mediawiki mediawiki 1.21.7 Yes
Application mediawiki mediawiki 1.21.8 Yes
Application mediawiki mediawiki 1.21.9 Yes
Application mediawiki mediawiki 1.21.10 Yes
Application mediawiki mediawiki 1.21.11 Yes
Application mediawiki mediawiki 1.22.0 Yes
Application mediawiki mediawiki 1.22.1 Yes
Application mediawiki mediawiki 1.22.2 Yes
Application mediawiki mediawiki 1.22.3 Yes
Application mediawiki mediawiki 1.22.4 Yes
Application mediawiki mediawiki 1.22.5 Yes
Application mediawiki mediawiki 1.22.6 Yes
Application mediawiki mediawiki 1.22.7 Yes
Application mediawiki mediawiki 1.22.8 Yes
Application mediawiki mediawiki 1.22.9 Yes
Application mediawiki mediawiki 1.22.10 Yes
Application mediawiki mediawiki 1.22.11 Yes
Application mediawiki mediawiki 1.22.12 Yes
Application mediawiki mediawiki 1.22.13 Yes
Application mediawiki mediawiki 1.22.14 Yes
Application mediawiki mediawiki 1.22.15 Yes
Application mediawiki mediawiki 1.23.0 Yes
Application mediawiki mediawiki 1.23.1 Yes
Application mediawiki mediawiki 1.23.2 Yes
Application mediawiki mediawiki 1.23.3 Yes
Application mediawiki mediawiki 1.23.4 Yes
Application mediawiki mediawiki 1.23.5 Yes
Application mediawiki mediawiki 1.23.6 Yes
Application mediawiki mediawiki 1.23.7 Yes
Application mediawiki mediawiki 1.23.8 Yes
Application mediawiki mediawiki 1.24.0 Yes
Application mediawiki mediawiki 1.24.1 Yes
References