CVE-2022-23094
HIGHLibreswan 4.2-4.5 - Denial of Service via Crafted IKEv1 Packet
Title source: llmDescription
Libreswan 4.2 through 4.5 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted IKEv1 packet because pluto/ikev1.c wrongly expects that a state object exists. This is fixed in 4.6.
References (5)
Core 5
Core References
Third Party Advisory x_refsource_misc
https://libreswan.org/security/CVE-2022-23094
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/libreswan/libreswan/issues/585
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2022/dsa-5048
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UFZ7WP5LNNBW5ADIOPDSPQ23SXZJRNMP/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HPMIHAXWQUJAPCIGNJ5J5Q6ASWQBU7T5/
Scores
CVSS v3
7.5
EPSS
0.0130
EPSS Percentile
80.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-476
Status
published
Products (4)
debian/debian_linux
10.0
fedoraproject/fedora
34
fedoraproject/fedora
35
libreswan/libreswan
4.2 - 4.6
Published
Jan 15, 2022
Tracked Since
Feb 18, 2026