VULNERABILITY INTELLIGENCE

CVE-2023-38712

CVSS score6.5 MEDIUM
EPSS probability0.81%
CISA KEVNot currently listed
Published2023-08-25
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Description

An issue was discovered in Libreswan 3.x and 4.x before 4.12. When an IKEv1 ISAKMP SA Informational Exchange packet contains a Delete/Notify payload followed by further Notifies that act on the ISAKMP SA, such as a duplicated Delete/Notify message, a NULL pointer dereference on the deleted state causes the pluto daemon to crash and restart.

Weakness classification

  • nvd@nist.gov: CWE-476

Primary references