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Status published
Medium
CVE-2017-2625
It was discovered that libXdmcp before 1.1.2 including used weak...
Vulnerability Description
It was discovered that libXdmcp before 1.1.2 including used weak entropy to generate session keys. On a multi-user system using xdmcp, a local attacker could potentially use information available from the process list to brute force the key, allowing them to hijack other users' sessions.
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
- https://security.gentoo.org/glsa/201704-03
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2625
- https://access.redhat.com/errata/RHSA-2017:1865
- http://www.securitytracker.com/id/1037919
- https://cgit.freedesktop.org/xorg/lib/libXdmcp/commit/?id=0554324ec6bbc2071f5d1f8ad211a1643e29eb1f
- http://www.securityfocus.com/bid/96480
- https://www.x41-dsec.de/lab/advisories/x41-2017-001-xorg/
- https://lists.debian.org/debian-lts-announce/2019/11/msg00024.html
Affected Vendor
Xorg
View all reports →Affected Software
libXdmcp
Vulnerable Versions:
1.1.2
Timeline
Official Publish:
July 27th, 2018
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Weaknesses (CWE)
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.