The Portable Tool Library (aka PTLib) before 2.10.10, as used in Ekiga before 4.0.1, does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted PXML document containing a large number of nested entity references, aka a "billion laughs attack."

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Advisories
Source ID Title
EUVD EUVD EUVD-2013-1867 The Portable Tool Library (aka PTLib) before 2.10.10, as used in Ekiga before 4.0.1, does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted PXML document containing a large number of nested entity references, aka a "billion laughs attack."
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Sun, 13 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.03817}

epss

{'score': 0.03597}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T15:20:35.180Z

Reserved: 2013-02-19T00:00:00

Link: CVE-2013-1864

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2014-05-23T14:55:09.630

Modified: 2025-04-12T10:46:40.837

Link: CVE-2013-1864

cve-icon Redhat

Severity : Low

Publid Date: 2013-01-09T00:00:00Z

Links: CVE-2013-1864 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses