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VULNERABILITIES

CVE-2016-6210 Details

Description

sshd in OpenSSH before 7.3, when SHA256 or SHA512 are used for user password hashing, uses BLOWFISH hashing on a static password when the username does not exist, which allows remote attackers to enumerate users by leveraging the timing difference between responses when a large password is provided.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.9 MEDIUMVector:CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA: CISA-ADPCVSS-B:5.9 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://access.redhat.com/errata/RHSA-2017:2029 CVE
https://access.redhat.com/errata/RHSA-2017:2563 CVE
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf CVE
http://seclists.org/fulldisclosure/2016/Jul/51 CVEMailing ListThird Party Advisory
https://security.gentoo.org/glsa/201612-18 CVE

see all 24 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-200Exposure of Sensitive Information to an Unauthorized Actor[email protected]
CWE-200Exposure of Sensitive Information to an Unauthorized ActorCISA-ADP

Affected Products

ProductVersions
openbsd openssh
<= 7.2

CPE

  • cpe:2.3:a:openbsd:openssh:*:p2:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

15 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2016-6210
NVD Published Date:
Feb 13, 2017
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2016-6210 Details - Not Deferred