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CVE-2015-2942

N/A

Published: April 13, 2015 at 02:00 PM UTC

Updated: June 17, 2026 at 12:25 AM UTC

1 product affected across 1 vendorMediaWiki

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Severity

N/A

Exploit prediction

EPSS 3%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (6)

Mailing Listx_refsource_MLIST

Source: [email protected]

http://www.openwall.com/lists/oss-security/2015/04/01/1

Mailing Listx_refsource_MLIST

Source: [email protected]

http://www.openwall.com/lists/oss-security/2015/04/07/3

VDB Entryx_refsource_BID

Source: [email protected]

http://www.securityfocus.com/bid/73477

Mailing Listx_refsource_MLISTPatchVendor Advisory

Source: [email protected]

https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-March/000175.html

x_refsource_CONFIRMExploit

Source: [email protected]

https://phabricator.wikimedia.org/T85848

Vendor Advisoryx_refsource_GENTOO

Source: [email protected]

https://security.gentoo.org/glsa/201510-05

CVSS

7.1HIGH[email protected]

Confidentiality: NONE
Integrity: NONE
Availability: COMPLETE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-399

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