CVE-2013-1864 Denial of service in n/a
Remote attackers can cause denial of service via memory and CPU exhaustion using a crafted PXML document with nested entity references.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2013-1864?
CVE-2013-1864 is a medium-severity denial of service vulnerability in Suse Suse Linux Enterprise Desktop, published on 23 May 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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."
Weakness: CWE-119
Which versions are affected by CVE-2013-1864?
It affects 4 products.
Products include Ekiga Ekiga, Opalvoip Portable Tool Library, Suse Suse Linux Enterprise Desktop, Suse Suse Linux Enterprise Software Development Kit.
How do I fix CVE-2013-1864?
No fix has been published for CVE-2013-1864 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2013-1864 being exploited?
There is no known exploitation of CVE-2013-1864 in the wild and no public exploit code.
Other vulnerabilities in Suse Suse Linux Enterprise Desktop
Sources
Also known as GHSA-4hmc-wjwv-5gj5.