Input validation error in libreswan - CVE-2013-2052
Published: July 9, 2013 / Updated: October 15, 2020
Vulnerability identifier: #VU33665
CSH Severity: Medium
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2013-2052
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows remote attackers to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (pluto IKE daemon crash) and possibly execute arbitrary code via crafted DNS TXT records.
Affected software
libreswan
openswan (Alpine package)
openswan (Alpine package)
How to mitigate CVE-2013-2052
Install update from vendor's website.
openswan (Alpine package) - addressed in versions 2.6.38-r2, 2.6.41-r0