CVE-2013-6371 Denial of service in n/a
Attackers can cause denial of service via CPU exhaustion using crafted JSON data in the json-c library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2013-6371?
CVE-2013-6371 is a medium-severity denial of service vulnerability in Fedoraproject Fedora, published on 21 Apr 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The hash functionality in json-c before 0.12 allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted JSON data, involving collisions.
Weakness: CWE-310
Which versions are affected by CVE-2013-6371?
It affects 2 products.
Products include Fedoraproject Fedora, Json-C Json-C.
How do I fix CVE-2013-6371?
Upgrade to a fixed version.
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-2013-6371 being exploited?
There is no known exploitation of CVE-2013-6371 in the wild and no public exploit code.
Other vulnerabilities in Fedoraproject Fedora
Sources
Also known as DEBIAN-CVE-2013-6371, GHSA-qmhf-38fc-rg36, UBUNTU-CVE-2013-6371.