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Vulnerability record · CVE-2022-27191 · published 18 March 2022

CVE-2022-27191: Golang ssh vulnerability

Golang · Ssh

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.

7.5 CVSS 3.1 High EPSS 3.9% · top 10.0%
7.5CVSS 3.1 base score, v2 4.3
3.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
28References
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://groups.google.com/g/golang-announce Mailing ListThird Party Advisory
https://groups.google.com/g/golang-announce/c/-cp44ypCT5s Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DLUJZV3HBP56ADXU6QH2V7R
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZ3S7LB65N54HXXBCB67P4T
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HHGBEGJ54DZZGTXFUQNS7ZI
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J5WPM42UR6XIBQNQPNQHM32
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QTFOIDHQRGNI4P6LYN6ILH5
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RQXU752ALW53OJAF5MG3WMR
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YHYRQB7TRMHDB3NEHW5XBRG
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z55VUVGO7E5PJFXIOVAY373
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZFUNHFHQVJSADNH7EZ3B53C
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZQNPPQWSTP2IX7SHE6TS4SP
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZY2SLWOQR4ZURQ7UBRZ7JIX
https://security.netapp.com/advisory/ntap-20220429-0002/ Third Party Advisory
https://groups.google.com/g/golang-announce Mailing ListThird Party Advisory
https://groups.google.com/g/golang-announce/c/-cp44ypCT5s Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DLUJZV3HBP56ADXU6QH2V7R
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZ3S7LB65N54HXXBCB67P4T
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HHGBEGJ54DZZGTXFUQNS7ZI
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J5WPM42UR6XIBQNQPNQHM32
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QTFOIDHQRGNI4P6LYN6ILH5
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RQXU752ALW53OJAF5MG3WMR
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YHYRQB7TRMHDB3NEHW5XBRG
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z55VUVGO7E5PJFXIOVAY373
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZFUNHFHQVJSADNH7EZ3B53C
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZQNPPQWSTP2IX7SHE6TS4SP
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZY2SLWOQR4ZURQ7UBRZ7JIX
https://security.netapp.com/advisory/ntap-20220429-0002/ Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2022-27191), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.