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CVE-2016-10012

26
FAUCET Score

CVE-2016-10012 describes a vulnerability in the shared memory manager of OpenSSH before version 7.4, specifically affecting the sshd component on OpenBSD. This flaw, related to pre-authentication compression, could allow local users to gain privileges by exploiting a missing bounds check within a sandboxed privilege-separation process. With a CVSS score of 7.8 (High), it presents a significant risk due to its low attack complexity and high impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, nor are there publicly available exploit modules in Metasploit, Nuclei, or ExploitDB. Community discussion is minimal, with only one mention found.

Impacted Technologies

VendorProductVersion(s)CPE
<= 7.3CPE matchmatch criteria
cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.8HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.28%
Probability of exploitation in next 30 days
EPSS Percentile
67.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0128 is in the 94th percentile among its peer group of 16,994 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (5)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: openssh-0:7.4p1-11.el7
View patch
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: openssh
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: openssh
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: openssh

Vendor Advisories (1)

redhatCVE-2016-10012Low

openssh: Bounds check can be evaded in the shared memory manager used by pre-authentication compression support

Dec 19, 2016

References

access.redhat.com / errata/RHSA-2017:2029
cert-portal.siemens.com / productcert/pdf/ssa-412672.pdf
github.com / openbsd/src/commit/3095060f479b86288e31c79ecbc5131a66bcd2f9
PatchVendor Advisory
lists.debian.org / debian-lts-announce/2018/09/msg00010.html
security.netapp.com / advisory/ntap-20171130-0002
support.f5.com / csp/article/K62201745
support.hpe.com / hpsc/doc/public/display
openssh.com / txt/release-7.4
openwall.com / lists/oss-security/2016/12/19/2
Mailing ListRelease Notes
securityfocus.com / bid/94975
securitytracker.com / id/1037490
slackware.com / security/viewer.php