Server Crash Vulnerability in Go's Crypto SSH Package
CVE-2022-27191

7.5HIGH

Key Information:

Vendor

Golang

Status
Ssh
Vendor
CVE Published:
18 March 2022

What is CVE-2022-27191?

A flaw in the golang.org/x/crypto/ssh package allows attackers to exploit certain conditions related to AddHostKey, potentially causing the server to crash. This vulnerability exists in versions prior to 0.0.0-20220314234659-1baeb1ce4c0b, making it crucial for users to update their systems to mitigate risks associated with this issue.

References

https://groups.google.com/g/golang-announce
x_refsource_MISC
https://groups.google.com/g/golang-announce/c/-cp44ypCT5s
x_refsource_CONFIRM
https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisoryx_refsource_FEDORA

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.