CVE-2022-27191
Published: 18 March 2022
The golang.org/x/crypto/ssh package before 0.0.0-20220314234659-1baeb1ce4c0b for Go allows an attacker to crash a server in certain circumstances involving AddHostKey.
Notes
Author | Note |
---|---|
jdstrand |
snapd contains an embedded copy of golang-go.crypto lxd in 18.04 LTS and earlier contains an embedded copy of golang-go.crypto |
mdeslaur |
snapd and lxd only use the terminal sub-package, not the ssh part of golang-go.crypto, so they are not vulnerable |
Priority
Status
Package | Release | Status |
---|---|---|
golang-go.crypto
Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
focal |
Needs triage
|
|
impish |
Ignored
(end of life)
|
|
jammy |
Needs triage
|
|
kinetic |
Ignored
(end of life, was needs-triage)
|
|
lunar |
Ignored
(end of life, was needs-triage)
|
|
mantic |
Ignored
(end of life, was needs-triage)
|
|
noble |
Needs triage
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Needs triage
|
|
lxd
Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code-not-present)
|
focal |
Not vulnerable
(code-not-present)
|
|
impish |
Not vulnerable
(code-not-present)
|
|
jammy |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Not vulnerable
(code-not-present)
|
|
snapd
Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code-not-present)
|
focal |
Not vulnerable
(code-not-present)
|
|
impish |
Not vulnerable
(code-not-present)
|
|
jammy |
Not vulnerable
(code-not-present)
|
|
kinetic |
Not vulnerable
(code-not-present)
|
|
lunar |
Not vulnerable
(code-not-present)
|
|
mantic |
Not vulnerable
(code-not-present)
|
|
noble |
Not vulnerable
(code-not-present)
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Not vulnerable
(code-not-present)
|
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://groups.google.com/g/golang-announce/c/-cp44ypCT5s/m/wmegxkLiAQAJ
- https://github.com/golang/crypto/commit/1baeb1ce4c0b006eff0f294c47cb7617598dfb3d
- https://groups.google.com/g/golang-announce/c/-cp44ypCT5s
- https://groups.google.com/g/golang-announce
- https://www.cve.org/CVERecord?id=CVE-2022-27191
- NVD
- Launchpad
- Debian