CVE-2019-3825

Publication date 6 February 2019

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

A vulnerability was discovered in gdm before 3.31.4. When timed login is enabled in configuration, an attacker could bypass the lock screen by selecting the timed login user and waiting for the timer to expire, at which time they would gain access to the logged-in user's session.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
gdm3	24.10 oracular	Fixed 3.31.4+git20190225-1ubuntu1
	24.04 LTS noble	Fixed 3.31.4+git20190225-1ubuntu1
	23.10 mantic	Fixed 3.31.4+git20190225-1ubuntu1
	23.04 lunar	Fixed 3.31.4+git20190225-1ubuntu1
	22.10 kinetic	Fixed 3.31.4+git20190225-1ubuntu1
	22.04 LTS jammy	Fixed 3.31.4+git20190225-1ubuntu1
	21.10 impish	Fixed 3.31.4+git20190225-1ubuntu1
	21.04 hirsute	Fixed 3.31.4+git20190225-1ubuntu1
	20.10 groovy	Fixed 3.31.4+git20190225-1ubuntu1
	20.04 LTS focal	Fixed 3.31.4+git20190225-1ubuntu1
	19.10 eoan	Fixed 3.31.4+git20190225-1ubuntu1
	19.04 disco	Fixed 3.31.4+git20190225-1ubuntu1
	18.10 cosmic	Fixed 3.30.1-1ubuntu5.1
	18.04 LTS bionic	Fixed 3.28.3-0ubuntu18.04.4
	16.04 LTS xenial	Vulnerable
	14.04 LTS trusty	Not in release

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
gdm3	Upstream: 7726c81 Upstream: d9d22a1 Upstream: 94d9fec Upstream: dd45295

Severity score breakdown

Parameter	Value
Base score	6.4 · Medium
Attack vector	Physical
Attack complexity	High
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2019-3825

Cvss 3 Severity Score

Status

Patch details

Severity score breakdown

References

Related Ubuntu Security Notices (USN)

Other references