CVE-2022-27191
Denial of service via crafted Signer in golang.org/x/crypto/ssh
7.5
HIGH
CVSS 3.1
EPSS 0.09%
Description
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.
How to fix CVE-2022-27191
To remediate CVE-2022-27191, upgrade the affected package to a fixed version below.
- Debian/golang-go.crypto—no fix listed
- —upgrade to 0.0.0-20220314234659-1baeb1ce4c0b or later
- —upgrade to 0.0.0-20220314234659-1baeb1ce4c0b or later
Is CVE-2022-27191 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0
- from 0, < 0.0.0-20220314234659-1baeb1ce4c0b
- from 0, < 0.0.0-20220314234659-1baeb1ce4c0b
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 |