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.
References
Link | Resource |
---|---|
https://www.x41-dsec.de/lab/advisories/x41-2017-001-xorg/ | Exploit Third Party Advisory |
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2625 | Issue Tracking Third Party Advisory |
https://security.gentoo.org/glsa/201704-03 | Third Party Advisory |
https://access.redhat.com/errata/RHSA-2017:1865 | Third Party Advisory |
http://www.securitytracker.com/id/1037919 | Third Party Advisory VDB Entry |
http://www.securityfocus.com/bid/96480 | Third Party Advisory VDB Entry |
https://cgit.freedesktop.org/xorg/lib/libXdmcp/commit/?id=0554324ec6bbc2071f5d1f8ad211a1643e29eb1f | Third Party Advisory |
https://lists.debian.org/debian-lts-announce/2019/11/msg00024.html |
Configurations
Configuration 1 (hide)
|
Configuration 2 (hide)
|
Information
Published : 2018-07-27 11:29
Updated : 2023-02-12 15:29
NVD link : CVE-2017-2625
Mitre link : CVE-2017-2625
JSON object : View
CWE
CWE-331
Insufficient Entropy
Products Affected
redhat
- enterprise_linux_desktop
- enterprise_linux
- enterprise_linux_workstation
- enterprise_linux_server_aus
- enterprise_linux_server_eus
- enterprise_linux_server
x.org
- libxdmcp