VULNERABILITY INTELLIGENCE
CVE-2015-3204
CVSS score5 MEDIUM
EPSS probability2.60%
CISA KEVNot currently listed
Published2015-07-01
Last modified2026-06-17
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:P
Description
libreswan 3.9 through 3.12 allows remote attackers to cause a denial of service (daemon restart) via an IKEv1 packet with (1) unassigned bits set in the IPSEC DOI value or (2) the next payload value set to ISAKMP_NEXT_SAK.
Weakness classification
- CWE-20: Improper Input Validation