CVE-2013-1864
The Portable Tool Library (aka PTLib) before 2.10.10, as used in Ekiga before 4.0.1, does not...
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."
Exploit likelihood
What each source reports
NVD Score used
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."
- Record
CVE-2013-1864- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:N/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
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."
- Record
CVE-2013-1864- Updated
- 2026-11-02
EUVDEUVD-2013-1867 No score
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."
- Record
EUVD-2013-1867- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4hmc-wjwv-5gj5 No score
The Portable Tool Library (aka PTLib) before 2.10.10, as used in Ekiga before 4.0.1, does not...
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."
- Record
GHSA-4hmc-wjwv-5gj5- Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2013-1864 is a medium vulnerability (CVSS 4.3) in Ekiga, published May 23, 2014. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.85%, the 86th percentile. No source names a fixed version.