CVE-2013-1864: The Portable Tool Library (aka PTLib) before 2.10.10, as used in Ekiga before 4.0.1, does not properly dete...

Security readout for executives and security teams

CVE-2013-1864 is a denial-of-service flaw in older PTLib XML handling, also affecting Ekiga versions that used it. A remote attacker could send specially crafted XML-like PXML content that makes the application consume excessive memory and CPU. The business impact is service disruption, not data theft, based on the provided sources. Exposure is most likely in legacy systems running PTLib before 2.10.10 or Ekiga before 4.0.1, especially where untrusted PXML/XML input can reach parsing routines. The source bundle does not provide complete CPEs or a full affected product matrix. Prioritize remediation where legacy VoIP or XML-processing services remain reachable by untrusted users. This is mainly an availability issue, so urgency depends on whether affected components support business-critical communications or internet-exposed workflows. Mitigation focus: Upgrade PTLib to 2.10.10 or later where applicable.; Upgrade Ekiga to 4.0.1 or later where applicable.; Apply relevant distribution vendor updates from SUSE, Fedora, or your OS maintainer..

Prepared

Jun 14, 2026, 07:40 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.