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.
Metrics
Affected Vendors & Products
Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-1500-1 | openssh security update |
Debian DLA |
DLA-1500-2 | openssh regression update |
EUVD |
EUVD-2016-2999 | 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. |
Ubuntu USN |
USN-2966-1 | OpenSSH vulnerabilities |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
No history.
Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2024-08-05T23:10:40.244Z
Reserved: 2016-01-15T00:00:00
Link: CVE-2016-1908
No data.
Status : Deferred
Published: 2017-04-11T18:59:00.167
Modified: 2025-04-20T01:37:25.860
Link: CVE-2016-1908
OpenCVE Enrichment
No data.
Debian DLA
EUVD
Ubuntu USN