CVE-2016-6210

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

88.94% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 99.8% of scored records. A rank, not a probability.

NVD base score

5.9 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2017-02-13 00:00Z9 YR AGO

Last updated

2026-05-29 20:17Z3 MO AGO

Reserved

2016-07-13

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Medium (CVSS 5.9)

CNA CVSS vector

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

Weaknesses

• CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass
• CWE-385Covert Timing ChannelBase

Data version

5.2

Document digest

27491cbcacc979eb58fe38ec80fbe9976f9a7c6eb3bfc4ced0ecbd1fd19fac49

• access.redhat.comRHSA-2017:2563https://access.redhat.com/errata/RHSA-2017:2563vendor-advisory
• www.securitytracker.com1036319http://www.securitytracker.com/id/1036319vdb-entry
• seclists.org20160714 opensshd - user enumerationhttp://seclists.org/fulldisclosure/2016/Jul/51mailing-list
• www.debian.orgDSA-3626http://www.debian.org/security/2016/dsa-3626vendor-advisory
• www.exploit-db.com40136https://www.exploit-db.com/exploits/40136/exploit
• www.exploit-db.com40113https://www.exploit-db.com/exploits/40113/exploit
• www.openssh.comhttps://www.openssh.com/txt/release-7.3
• security.gentoo.orgGLSA-201612-18https://security.gentoo.org/glsa/201612-18vendor-advisory
• access.redhat.comRHSA-2017:2029https://access.redhat.com/errata/RHSA-2017:2029vendor-advisory
• www.securityfocus.com91812http://www.securityfocus.com/bid/91812vdb-entry
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20190206-0001/
• cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf