CVE-2022-27191

high

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.

References

https://groups.google.com/g/golang-announce/c/-cp44ypCT5s

https://groups.google.com/g/golang-announce

https://lists.fedoraproject.org/archives/list/[email protected]/message/HHGBEGJ54DZZGTXFUQNS7ZIG3E624YAF/

https://lists.fedoraproject.org/archives/list/[email protected]/message/QTFOIDHQRGNI4P6LYN6ILH5G443RYYKB/

https://lists.fedoraproject.org/archives/list/[email protected]/message/ZQNPPQWSTP2IX7SHE6TS4SP4EVMI5EZK/

https://lists.fedoraproject.org/archives/list/[email protected]/message/YHYRQB7TRMHDB3NEHW5XBRG7PPMUTPGV/

https://lists.fedoraproject.org/archives/list/[email protected]/message/J5WPM42UR6XIBQNQPNQHM32X7S4LJTRX/

https://security.netapp.com/advisory/ntap-20220429-0002/

https://lists.fedoraproject.org/archives/list/[email protected]/message/EZ3S7LB65N54HXXBCB67P4TTOHTNPP5O/

https://lists.fedoraproject.org/archives/list/[email protected]/message/ZFUNHFHQVJSADNH7EZ3B53CYDZVEEPBP/

https://lists.fedoraproject.org/archives/list/[email protected]/message/DLUJZV3HBP56ADXU6QH2V7RNYUPMVBXQ/

https://lists.fedoraproject.org/archives/list/[email protected]/message/ZY2SLWOQR4ZURQ7UBRZ7JIX6H6F5JHJR/

https://lists.fedoraproject.org/archives/list/[email protected]/message/Z55VUVGO7E5PJFXIOVAY373NZRHBNCI5/

https://lists.fedoraproject.org/archives/list/[email protected]/message/RQXU752ALW53OJAF5MG3WMR5CCZVLWW6/

Details

Source: MITRE

Published: 2022-03-18

Updated: 2022-10-26

Type: CWE-327

Risk Information

CVSS v2

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 7.5

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

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH