Cryptographic issues in jansson - CVE-2013-6401
Published: March 21, 2014 / Updated: July 28, 2020
Vulnerability identifier: #VU32567
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2013-6401
CWE-ID: CWE-310
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: www.digip.org
Affected software:
jansson
jansson
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
Jansson, possibly 2.4 and earlier, does not restrict the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted JSON document.
How to mitigate CVE-2013-6401
Install update from vendor's website.