VULNERABILITY INTELLIGENCE

CVE-2023-38711

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 before 4.12. When an IKEv1 Quick Mode connection configured with ID_IPV4_ADDR or ID_IPV6_ADDR receives an IDcr payload with ID_FQDN, a NULL pointer dereference causes a crash and restart of the pluto daemon. NOTE: the earliest affected version is 4.6.

Weakness classification

  • nvd@nist.gov: CWE-476

Primary references