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VULNERABILITIES

CVE-2017-3204 Details

Description

The Go SSH library (x/crypto/ssh) by default does not verify host keys, facilitating man-in-the-middle attacks. Default behavior changed in commit e4e2799 to require explicitly registering a hostkey verification mechanism.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:8.1 HIGHVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://bridge.grumpy-troll.org/2017/04/golang-ssh-security/ CVEThird Party Advisory
https://github.com/golang/crypto/commit/e4e2799dd7aab89f583e1d898300d96367750991 CVEPatchThird Party Advisory
https://github.com/golang/go/issues/19767 CVEThird Party Advisory
https://godoc.org/golang.org/x/crypto/ssh CVEVendor Advisory
http://www.securityfocus.com/bid/97481 CVEThird Party AdvisoryVDB Entry

see all 10 references

Weakness Enumeration

CWE-IDCWE NameSource
NVD-CWE-noinfoInsufficient Information to Classify Weakness[email protected]
CWE-310Cryptographic Issues[email protected]

Affected Products

ProductVersions
golang crypto
<= 2017-03-17

CPE

  • cpe:2.3:a:golang:crypto:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

9 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2017-3204
NVD Published Date:
Apr 4, 2017
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2017-3204 Details - Not Deferred