Input validation error in libreswan - CVE-2013-7294
Published: January 16, 2014 / Updated: August 10, 2020
Vulnerability identifier: #VU42149
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-2013-7294
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: libreswan.org
Affected software:
libreswan
libreswan
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
The ikev2parent_inI1outR1 function in pluto/ikev2_parent.c in libreswan before 3.7 allows remote attackers to cause a denial of service (restart) via an IKEv2 I1 notification without a KE payload.
How to mitigate CVE-2013-7294
Install update from vendor's website.