CVE-2022-23094
Published: 15 January 2022
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.
Priority
Status
Package | Release | Status |
---|---|---|
libreswan Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
focal |
Needs triage
|
|
hirsute |
Ignored
(end of life)
|
|
impish |
Ignored
(end of life)
|
|
trusty |
Ignored
(end of standard support)
|
|
upstream |
Released
(4.6-1)
|
|
jammy |
Needs triage
|
|
kinetic |
Ignored
(end of life, was needs-triage)
|
|
lunar |
Not vulnerable
(4.7-1ubuntu1)
|
|
xenial |
Ignored
(end of standard support)
|
|
mantic |
Not vulnerable
(4.7-1ubuntu1)
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-23094
- https://libreswan.org/security/CVE-2022-23094/CVE-2022-23094.txt
- https://libreswan.org/security/CVE-2022-23094/CVE-2022-23094-libreswan-4.2-4.3.patch (4.2-4.3)
- https://libreswan.org/security/CVE-2022-23094/CVE-2022-23094-libreswan-4.4-4.5.patch (4.4-4.5)
- NVD
- Launchpad
- Debian