CVE-2017-12164

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Summary

CVECVE-2017-12164
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2018-07-26 16:29:00 UTC
Updated2019-10-09 23:22:00 UTC
DescriptionA flaw was discovered in gdm 3.24.1 where gdm greeter was no longer setting the ran_once boolean during autologin. If autologin was enabled for a victim, an attacker could simply select 'login as another user' to unlock their screen.

Risk And Classification

Problem Types: CWE-665

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Gnome Gnome Display Manager 3.24.1 All All All
Application Gnome Gnome Display Manager 3.24.1 All All All

References

ReferenceSourceLinkTags
manager: if falling back to X11 retry autologin (ff98b281) · Commits · GNOME / gdm · GitLab CONFIRM gitlab.gnome.org Patch, Vendor Advisory
1490417 – (CVE-2017-12164) CVE-2017-12164 gdm: lock screen can be circumvented when autologin is set CONFIRM bugzilla.redhat.com Issue Tracking, Patch, Third Party Advisory
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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