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Debian LTS: Security Advisory for gdm3 (DLA-2434-1)
Information
Severity
Severity
Medium
Family
Family
Debian Local Security Checks
CVSSv2 Base
CVSSv2 Base
5.0
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:P/I:N/A:N
Solution Type
Solution Type
Vendor Patch
Created
Created
3 years ago
Modified
Modified
3 years ago
Summary
The remote host is missing an update for the 'gdm3' package(s) announced via the DLA-2434-1 advisory.
Insight
Insight
It was discovered that there was an issue in the GNOME Display Manager where not detecting any users may make GDM launch initial system setup and thereby permitting the creation of new users with sudo capabilities.
Affected Software
Affected Software
'gdm3' package(s) on Debian Linux.
Detection Method
Detection Method
Checks if a vulnerable package version is present on the target host.
Solution
Solution
For Debian 9 'Stretch', this problem has been fixed in version 3.22.3-3+deb9u3. We recommend that you upgrade your gdm3 packages.