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Vulnerability CVE-2020-27837
Published: 2020-12-28
| Description: |
A flaw was found in GDM in versions prior to 3.38.2.1. A race condition in the handling of session shutdown makes it possible to bypass the lock screen for a user that has autologin enabled, accessing their session without authentication. This is similar to CVE-2017-12164, but requires more difficult conditions to exploit. |
Type:
CWE-362
CVSS2 => (AV:L/AC:M/Au:N/C:P/I:P/A:P)
| CVSS Base Score |
Impact Subscore |
Exploitability Subscore |
4.4/10 |
6.4/10 |
3.4/10 |
| Exploit range |
Attack complexity |
Authentication |
Local |
Medium |
No required |
| Confidentiality impact |
Integrity impact |
Availability impact |
Partial |
Partial |
Partial |
References: |
https://bugzilla.redhat.com/show_bug.cgi?id=1906812
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