The client in OpenSSH before 7.2 mishandles failed cookie generation for untrusted X11 forwarding and relies on the local X11 server for access-control decisions, which allows remote X11 clients to trigger a fallback and obtain trusted X11 forwarding privileges by leveraging configuration issues on this X11 server, as demonstrated by lack of the SECURITY extension on this X11 server.
References
Configurations
Configuration 1 (hide)
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Configuration 2 (hide)
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Configuration 3 (hide)
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Configuration 4 (hide)
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History
21 Nov 2024, 02:47
Type | Values Removed | Values Added |
---|---|---|
References | () http://openwall.com/lists/oss-security/2016/01/15/13 - Mailing List, Third Party Advisory | |
References | () http://rhn.redhat.com/errata/RHSA-2016-0465.html - Third Party Advisory | |
References | () http://rhn.redhat.com/errata/RHSA-2016-0741.html - Third Party Advisory | |
References | () http://www.openssh.com/txt/release-7.2 - Release Notes, Vendor Advisory | |
References | () http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html - Third Party Advisory | |
References | () http://www.securityfocus.com/bid/84427 - Third Party Advisory, VDB Entry | |
References | () http://www.securitytracker.com/id/1034705 - Broken Link, Third Party Advisory, VDB Entry | |
References | () https://anongit.mindrot.org/openssh.git/commit/?id=ed4ce82dbfa8a3a3c8ea6fa0db113c71e234416c - Patch, Third Party Advisory | |
References | () https://bugzilla.redhat.com/show_bug.cgi?id=1298741 - Issue Tracking, Patch, Third Party Advisory | |
References | () https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf - | |
References | () https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html - Mailing List, Third Party Advisory | |
References | () https://security.gentoo.org/glsa/201612-18 - Third Party Advisory |
Information
Published : 2017-04-11 18:59
Updated : 2024-11-21 02:47
NVD link : CVE-2016-1908
Mitre link : CVE-2016-1908
CVE.ORG link : CVE-2016-1908
JSON object : View
Products Affected
redhat
- enterprise_linux_server_aus
- enterprise_linux_server_tus
- enterprise_linux_eus
- enterprise_linux_workstation
- enterprise_linux_desktop
- enterprise_linux_server
openbsd
- openssh
debian
- debian_linux
oracle
- linux
CWE
CWE-287
Improper Authentication