VULNERABILITY INTELLIGENCE

CVE-2009-1958

CVSS score5 MEDIUM
EPSS probability2.95%
CISA KEVNot currently listed
Published2009-06-08
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:P

Description

charon/sa/tasks/child_create.c in the charon daemon in strongSWAN before 4.3.1 switches the NULL checks for TSi and TSr payloads, which allows remote attackers to cause a denial of service via an IKE_AUTH request without a (1) TSi or (2) TSr traffic selector.

Primary references