CVE-2022-23094
libreswan - security update
7.5
HIGH
CVSS 3.1
EPSS 1.5%
Description
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.
How to fix CVE-2022-23094
To remediate CVE-2022-23094, upgrade the affected package to a fixed version below.
- Debian/libreswan—upgrade to 4.3-1+deb11u1 or later
- —upgrade to 4.3-1+deb11u1 or later
Is CVE-2022-23094 being exploited?
Low — EPSS is 1.5%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 4.3-1+deb11u1
- from 0, < 4.3-1+deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |