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Status published
Medium
CVE-2015-5352
The x11_open_helper function in channels.c in ssh in OpenSSH before...
Vulnerability Description
The x11_open_helper function in channels.c in ssh in OpenSSH before 6.9, when ForwardX11Trusted mode is not used, lacks a check of the refusal deadline for X connections, which makes it easier for remote attackers to bypass intended access restrictions via a connection outside of the permitted time window.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.ubuntu.com/usn/USN-2710-2
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- https://security.netapp.com/advisory/ntap-20181023-0001/
- https://security.gentoo.org/glsa/201512-04
- https://anongit.mindrot.org/openssh.git/commit/?h=V_6_9&id=1bf477d3cdf1a864646d59820878783d42357a1d
- http://openwall.com/lists/oss-security/2015/07/01/10
- http://rhn.redhat.com/errata/RHSA-2016-0741.html
- http://www.securityfocus.com/bid/75525
- http://www.securitytracker.com/id/1032797
- http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
- http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00017.html
- http://www.openssh.com/txt/release-6.9
- https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html
- http://www.ubuntu.com/usn/USN-2710-1
- https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
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Affected Vendor
openbsd
View all reports →Affected Software
openssh
Vulnerable Versions:
0
Timeline
Official Publish:
August 3rd, 2015
Last Modified:
August 6th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.