Vulnerability 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 Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Golang | Ssh | < 0.0.0-20220314234659-1baeb1ce4c0b |
| Fedoraproject | Extra Packages For Enterprise Linux | 8.0 |
| Fedoraproject | Fedora | 34 |
| Redhat | Advanced Cluster Management For Kubernetes | 2.0 |
| Redhat | Enterprise Linux | 7.0 |
References
- https://groups.google.com/g/golang-announceMailing ListThird Party Advisory
- https://groups.google.com/g/golang-announce/c/-cp44ypCT5sMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.netapp.com/advisory/ntap-20220429-0002/Third Party Advisory
- https://groups.google.com/g/golang-announceMailing ListThird Party Advisory
FAQ
What is CVE-2022-27191?
CVE-2022-27191 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 severe is CVE-2022-27191?
CVE-2022-27191 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-27191?
Check the references section above for vendor advisories and patch information. Affected products include: Golang Ssh, Fedoraproject Extra Packages For Enterprise Linux, Fedoraproject Fedora, Redhat Advanced Cluster Management For Kubernetes, Redhat Enterprise Linux.