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Vulnerability details: VCID-au3k-npa4-aaac
Vulnerability ID VCID-au3k-npa4-aaac
Aliases CVE-2016-10012
Summary The shared memory manager (associated with pre-authentication compression) in sshd in OpenSSH before 7.4 does not ensure that a bounds check is enforced by all compilers, which might allows local users to gain privileges by leveraging access to a sandboxed privilege-separation process, related to the m_zback and m_zlib data structures.
Status Published
Exploitability 0.5
Weighted Severity 7.0
Risk 3.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-287 Improper Authentication
System Score Found at
generic_textual Low http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-10012.html
cvssv3 4.2 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-10012.json
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
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epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
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epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
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epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
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epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00016 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00021 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00021 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00021 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00021 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00021 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00021 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00041 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00042 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00042 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00042 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00042 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00042 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00042 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00042 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00042 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00042 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00042 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00042 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00042 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00042 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
epss 0.00042 https://api.first.org/data/v1/epss?cve=CVE-2016-10012
rhbs low https://bugzilla.redhat.com/show_bug.cgi?id=1406293
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10012
cvssv2 3.6 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 7.2 https://nvd.nist.gov/vuln/detail/CVE-2016-10012
cvssv3 7.8 https://nvd.nist.gov/vuln/detail/CVE-2016-10012
archlinux Medium https://security.archlinux.org/AVG-110
generic_textual Low https://ubuntu.com/security/notices/USN-3538-1
generic_textual Low https://usn.ubuntu.com/usn/usn-3538-1
generic_textual Low https://www.openssh.com/txt/release-7.4
generic_textual Low http://www.openwall.com/lists/oss-security/2016/12/19/2
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-10012.html
https://access.redhat.com/errata/RHSA-2017:2029
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-10012.json
https://api.first.org/data/v1/epss?cve=CVE-2016-10012
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10012
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/openbsd/src/commit/3095060f479b86288e31c79ecbc5131a66bcd2f9
https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html
https://security.netapp.com/advisory/ntap-20171130-0002/
https://support.f5.com/csp/article/K62201745?utm_source=f5support&amp%3Butm_medium=RSS
https://support.f5.com/csp/article/K62201745?utm_source=f5support&utm_medium=RSS
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03818en_us
https://ubuntu.com/security/notices/USN-3538-1
https://usn.ubuntu.com/usn/usn-3538-1
https://www.openssh.com/txt/release-7.4
http://www.openwall.com/lists/oss-security/2016/12/19/2
http://www.securityfocus.com/bid/94975
http://www.securitytracker.com/id/1037490
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.647637
1406293 https://bugzilla.redhat.com/show_bug.cgi?id=1406293
848717 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=848717
ASA-201612-20 https://security.archlinux.org/ASA-201612-20
AVG-110 https://security.archlinux.org/AVG-110
cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*
CVE-2016-10012 https://nvd.nist.gov/vuln/detail/CVE-2016-10012
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-10012.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:H/Au:S/C:P/I:P/A:N Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C Found at https://nvd.nist.gov/vuln/detail/CVE-2016-10012
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2016-10012
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.0177
EPSS Score 0.00016
Published At April 12, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.