Do not ignore SSH host validation

Docs > Code Analysis > Static Analysis Rules > Do not ignore SSH host validation

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Metadata

ID: go-security/ssh-ignore-keys

Language: Go

Severity: Warning

Category: Security

Description

SSH host validation should never be ignored and always be enforced to avoid man-in-the-middle attacks.

Learn More

CWE-295: Improper Certificate Validation

Non-Compliant Code Examples

package main

import (
	"golang.org/x/crypto/ssh"
)

func main() {
	_ =  ssh.InsecureIgnoreHostKey()
}

Compliant Code Examples

package main

import (
	"golang.org/x/crypto/ssh"
)

func main() {
	// not valid in tests
	_ =  ssh.InsecureIgnoreHostKey()
}

How to use this rule

1
2
rulesets:
  - go-security     # Rules to enforce Go security.

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