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Vulnerability Details :

CVE-2015-6564

Summary
Assigner-mitre
Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At-24 Aug, 2015 | 00:00
Updated At-06 Aug, 2024 | 07:22
Rejected At-
Credits

Use-after-free vulnerability in the mm_answer_pam_free_ctx function in monitor.c in sshd in OpenSSH before 7.0 on non-OpenBSD platforms might allow local users to gain privileges by leveraging control of the sshd uid to send an unexpectedly early MONITOR_REQ_PAM_FREE_CTX request.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:mitre
Assigner Org ID:8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At:24 Aug, 2015 | 00:00
Updated At:06 Aug, 2024 | 07:22
Rejected At:
▼CVE Numbering Authority (CNA)

Use-after-free vulnerability in the mm_answer_pam_free_ctx function in monitor.c in sshd in OpenSSH before 7.0 on non-OpenBSD platforms might allow local users to gain privileges by leveraging control of the sshd uid to send an unexpectedly early MONITOR_REQ_PAM_FREE_CTX request.

Affected Products
Vendor
n/a
Product
n/a
Versions
Affected
  • n/a
Problem Types
TypeCWE IDDescription
textN/An/a
Type: text
CWE ID: N/A
Description: n/a
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
http://www.openwall.com/lists/oss-security/2015/08/22/1
mailing-list
http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165170.html
vendor-advisory
http://www.securityfocus.com/bid/76317
vdb-entry
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
N/A
https://security.gentoo.org/glsa/201512-04
vendor-advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10136
N/A
http://www.openssh.com/txt/release-7.0
N/A
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
N/A
https://github.com/openssh/openssh-portable/commit/5e75f5198769056089fb06c4d738ab0e5abc66f7
N/A
http://rhn.redhat.com/errata/RHSA-2016-0741.html
vendor-advisory
http://seclists.org/fulldisclosure/2015/Aug/54
mailing-list
http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
N/A
http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00017.html
vendor-advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html
mailing-list
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-764
N/A
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
N/A
Hyperlink: http://www.openwall.com/lists/oss-security/2015/08/22/1
Resource:
mailing-list
Hyperlink: http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165170.html
Resource:
vendor-advisory
Hyperlink: http://www.securityfocus.com/bid/76317
Resource:
vdb-entry
Hyperlink: http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
Resource: N/A
Hyperlink: https://security.gentoo.org/glsa/201512-04
Resource:
vendor-advisory
Hyperlink: https://kc.mcafee.com/corporate/index?page=content&id=SB10136
Resource: N/A
Hyperlink: http://www.openssh.com/txt/release-7.0
Resource: N/A
Hyperlink: http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
Resource: N/A
Hyperlink: https://github.com/openssh/openssh-portable/commit/5e75f5198769056089fb06c4d738ab0e5abc66f7
Resource: N/A
Hyperlink: http://rhn.redhat.com/errata/RHSA-2016-0741.html
Resource:
vendor-advisory
Hyperlink: http://seclists.org/fulldisclosure/2015/Aug/54
Resource:
mailing-list
Hyperlink: http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
Resource: N/A
Hyperlink: http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00017.html
Resource:
vendor-advisory
Hyperlink: https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html
Resource:
mailing-list
Hyperlink: https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-764
Resource: N/A
Hyperlink: https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
Resource: N/A
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
http://www.openwall.com/lists/oss-security/2015/08/22/1
mailing-list
x_transferred
http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165170.html
vendor-advisory
x_transferred
http://www.securityfocus.com/bid/76317
vdb-entry
x_transferred
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
x_transferred
https://security.gentoo.org/glsa/201512-04
vendor-advisory
x_transferred
https://kc.mcafee.com/corporate/index?page=content&id=SB10136
x_transferred
http://www.openssh.com/txt/release-7.0
x_transferred
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
x_transferred
https://github.com/openssh/openssh-portable/commit/5e75f5198769056089fb06c4d738ab0e5abc66f7
x_transferred
http://rhn.redhat.com/errata/RHSA-2016-0741.html
vendor-advisory
x_transferred
http://seclists.org/fulldisclosure/2015/Aug/54
mailing-list
x_transferred
http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
x_transferred
http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00017.html
vendor-advisory
x_transferred
https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html
mailing-list
x_transferred
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-764
x_transferred
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
x_transferred
Hyperlink: http://www.openwall.com/lists/oss-security/2015/08/22/1
Resource:
mailing-list
x_transferred
Hyperlink: http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165170.html
Resource:
vendor-advisory
x_transferred
Hyperlink: http://www.securityfocus.com/bid/76317
Resource:
vdb-entry
x_transferred
Hyperlink: http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
Resource:
x_transferred
Hyperlink: https://security.gentoo.org/glsa/201512-04
Resource:
vendor-advisory
x_transferred
Hyperlink: https://kc.mcafee.com/corporate/index?page=content&id=SB10136
Resource:
x_transferred
Hyperlink: http://www.openssh.com/txt/release-7.0
Resource:
x_transferred
Hyperlink: http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
Resource:
x_transferred
Hyperlink: https://github.com/openssh/openssh-portable/commit/5e75f5198769056089fb06c4d738ab0e5abc66f7
Resource:
x_transferred
Hyperlink: http://rhn.redhat.com/errata/RHSA-2016-0741.html
Resource:
vendor-advisory
x_transferred
Hyperlink: http://seclists.org/fulldisclosure/2015/Aug/54
Resource:
mailing-list
x_transferred
Hyperlink: http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
Resource:
x_transferred
Hyperlink: http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00017.html
Resource:
vendor-advisory
x_transferred
Hyperlink: https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html
Resource:
mailing-list
x_transferred
Hyperlink: https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-764
Resource:
x_transferred
Hyperlink: https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
Resource:
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cve@mitre.org
Published At:24 Aug, 2015 | 01:59
Updated At:12 Apr, 2025 | 10:46

Use-after-free vulnerability in the mm_answer_pam_free_ctx function in monitor.c in sshd in OpenSSH before 7.0 on non-OpenBSD platforms might allow local users to gain privileges by leveraging control of the sshd uid to send an unexpectedly early MONITOR_REQ_PAM_FREE_CTX request.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary2.06.9MEDIUM
AV:L/AC:M/Au:N/C:C/I:C/A:C
Type: Primary
Version: 2.0
Base score: 6.9
Base severity: MEDIUM
Vector:
AV:L/AC:M/Au:N/C:C/I:C/A:C
CPE Matches
OpenBSD
openbsd
>>openssh>>Versions up to 6.9(inclusive)
cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-264Primarynvd@nist.gov
CWE ID: CWE-264
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165170.htmlcve@mitre.org
N/A
http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00017.htmlcve@mitre.org
N/A
http://rhn.redhat.com/errata/RHSA-2016-0741.htmlcve@mitre.org
N/A
http://seclists.org/fulldisclosure/2015/Aug/54cve@mitre.org
N/A
http://www.openssh.com/txt/release-7.0cve@mitre.org
Vendor Advisory
http://www.openwall.com/lists/oss-security/2015/08/22/1cve@mitre.org
N/A
http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.htmlcve@mitre.org
N/A
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.htmlcve@mitre.org
N/A
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.htmlcve@mitre.org
N/A
http://www.securityfocus.com/bid/76317cve@mitre.org
N/A
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdfcve@mitre.org
N/A
https://github.com/openssh/openssh-portable/commit/5e75f5198769056089fb06c4d738ab0e5abc66f7cve@mitre.org
N/A
https://kc.mcafee.com/corporate/index?page=content&id=SB10136cve@mitre.org
N/A
https://lists.debian.org/debian-lts-announce/2018/09/msg00010.htmlcve@mitre.org
N/A
https://security.gentoo.org/glsa/201512-04cve@mitre.org
N/A
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-764cve@mitre.org
N/A
http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165170.htmlaf854a3a-2127-422b-91ae-364da2661108
N/A
http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00017.htmlaf854a3a-2127-422b-91ae-364da2661108
N/A
http://rhn.redhat.com/errata/RHSA-2016-0741.htmlaf854a3a-2127-422b-91ae-364da2661108
N/A
http://seclists.org/fulldisclosure/2015/Aug/54af854a3a-2127-422b-91ae-364da2661108
N/A
http://www.openssh.com/txt/release-7.0af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
http://www.openwall.com/lists/oss-security/2015/08/22/1af854a3a-2127-422b-91ae-364da2661108
N/A
http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.htmlaf854a3a-2127-422b-91ae-364da2661108
N/A
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.htmlaf854a3a-2127-422b-91ae-364da2661108
N/A
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.htmlaf854a3a-2127-422b-91ae-364da2661108
N/A
http://www.securityfocus.com/bid/76317af854a3a-2127-422b-91ae-364da2661108
N/A
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdfaf854a3a-2127-422b-91ae-364da2661108
N/A
https://github.com/openssh/openssh-portable/commit/5e75f5198769056089fb06c4d738ab0e5abc66f7af854a3a-2127-422b-91ae-364da2661108
N/A
https://kc.mcafee.com/corporate/index?page=content&id=SB10136af854a3a-2127-422b-91ae-364da2661108
N/A
https://lists.debian.org/debian-lts-announce/2018/09/msg00010.htmlaf854a3a-2127-422b-91ae-364da2661108
N/A
https://security.gentoo.org/glsa/201512-04af854a3a-2127-422b-91ae-364da2661108
N/A
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-764af854a3a-2127-422b-91ae-364da2661108
N/A
Hyperlink: http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165170.html
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00017.html
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://rhn.redhat.com/errata/RHSA-2016-0741.html
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://seclists.org/fulldisclosure/2015/Aug/54
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://www.openssh.com/txt/release-7.0
Source: cve@mitre.org
Resource:
Vendor Advisory
Hyperlink: http://www.openwall.com/lists/oss-security/2015/08/22/1
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://www.securityfocus.com/bid/76317
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://github.com/openssh/openssh-portable/commit/5e75f5198769056089fb06c4d738ab0e5abc66f7
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://kc.mcafee.com/corporate/index?page=content&id=SB10136
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://security.gentoo.org/glsa/201512-04
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-764
Source: cve@mitre.org
Resource: N/A
Hyperlink: http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165170.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00017.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://rhn.redhat.com/errata/RHSA-2016-0741.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://seclists.org/fulldisclosure/2015/Aug/54
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://www.openssh.com/txt/release-7.0
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Vendor Advisory
Hyperlink: http://www.openwall.com/lists/oss-security/2015/08/22/1
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://www.securityfocus.com/bid/76317
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://github.com/openssh/openssh-portable/commit/5e75f5198769056089fb06c4d738ab0e5abc66f7
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://kc.mcafee.com/corporate/index?page=content&id=SB10136
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://security.gentoo.org/glsa/201512-04
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-764
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A

Change History

0
Information is not available yet

Similar CVEs

3Records found
CVE-2009-2904
Matching Score-8
Assigner-Red Hat, Inc.
ShareView Details
Matching Score-8
Assigner-Red Hat, Inc.
CVSS Score-6.9||MEDIUM
EPSS-0.04% / 12.72%
||
7 Day CHG~0.00%
Published-01 Oct, 2009 | 15:00
Updated-07 Aug, 2024 | 06:07
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A certain Red Hat modification to the ChrootDirectory feature in OpenSSH 4.8, as used in sshd in OpenSSH 4.3 in Red Hat Enterprise Linux (RHEL) 5.4 and Fedora 11, allows local users to gain privileges via hard links to setuid programs that use configuration files within the chroot directory, related to requirements for directory ownership.

Action-Not Available
Vendor-n/aOpenBSDFedora ProjectRed Hat, Inc.
Product-fedoraopensshenterprise_linuxenterprise_linux_eusenterprise_linux_desktopn/a
CWE ID-CWE-16
Not Available
CVE-2016-10010
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-7||HIGH
EPSS-0.12% / 31.54%
||
7 Day CHG~0.00%
Published-05 Jan, 2017 | 00:00
Updated-12 Apr, 2025 | 10:46
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

sshd in OpenSSH before 7.4, when privilege separation is not used, creates forwarded Unix-domain sockets as root, which might allow local users to gain privileges via unspecified vectors, related to serverloop.c.

Action-Not Available
Vendor-n/aOpenBSD
Product-opensshn/a
CVE-2008-1483
Matching Score-8
Assigner-MITRE Corporation
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Matching Score-8
Assigner-MITRE Corporation
CVSS Score-6.9||MEDIUM
EPSS-0.14% / 33.94%
||
7 Day CHG~0.00%
Published-24 Mar, 2008 | 23:00
Updated-07 Aug, 2024 | 08:24
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
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OpenSSH 4.3p2, and probably other versions, allows local users to hijack forwarded X connections by causing ssh to set DISPLAY to :10, even when another process is listening on the associated port, as demonstrated by opening TCP port 6010 (IPv4) and sniffing a cookie sent by Emacs.

Action-Not Available
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Product-opensshn/a
CWE ID-CWE-264
Not Available
Details not found