CVE-2009-1957

EPSS 1.7%

strongswan - denial of service

Published: 6/8/2009Modified: 4/28/2026

Also known as:DEBIAN-CVE-2009-1957

Description

charon/sa/ike_sa.c in the charon daemon in strongSWAN before 4.3.1 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via an invalid IKE_SA_INIT request that triggers "an incomplete state," followed by a CREATE_CHILD_SA request.

Affected packages (2)

Debian/strongswanfrom 0, < 4.2.14-1.1
Debian/strongswanfrom 0, < 2.8.0+dfsg-1+etch2

References (1)

ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2009-1957