High severity · published Mar 18, 2022
CVE-2022-27191
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
3.9%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.9% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AC
Advanced Cluster Management For Kubernetes · Redhat
2.0 · source: NVD
EP
Extra Packages For Enterprise Linux · Fedoraproject
8.0 · source: NVD
FE
Fedora · Fedoraproject
34; 35; 36 · source: NVD
SS
Ssh · Golang
before 0.0.0-20220314234659-1baeb1ce4c0b · source: NVD
Affected product
EP
Extra Packages For Enterprise Linux
Fedoraproject
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-27191
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-27191
Mailing List
https://groups.google.com/g/golang-announce
Mailing List
https://groups.google.com/g/golang-announce/c/-cp44ypCT5s
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DLUJZV3HBP56ADXU6QH2V7RNYUPMVBXQ/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZ3S7LB65N54HXXBCB67P4TTOHTNPP5O/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HHGBEGJ54DZZGTXFUQNS7ZIG3E624YAF/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J5WPM42UR6XIBQNQPNQHM32X7S4LJTRX/
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