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Vulnerability details: VCID-z8hh-resj-aaaf
Vulnerability ID VCID-z8hh-resj-aaaf
Aliases CVE-2019-3825
Summary 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 Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-287 Improper Authentication
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-3825.html
rhas Moderate https://access.redhat.com/errata/RHSA-2020:1766
cvssv3 6.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-3825.json
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rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1672825
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-3825
cvssv3 6.2 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 6.9 https://nvd.nist.gov/vuln/detail/CVE-2019-3825
cvssv3 6.4 https://nvd.nist.gov/vuln/detail/CVE-2019-3825
archlinux High https://security.archlinux.org/AVG-879
generic_textual Medium https://ubuntu.com/security/notices/USN-3892-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-3892-1
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-3825.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-3825.json
https://api.first.org/data/v1/epss?cve=CVE-2019-3825
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3825
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-3825
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://ubuntu.com/security/notices/USN-3892-1
https://usn.ubuntu.com/3892-1/
https://usn.ubuntu.com/usn/usn-3892-1
1672825 https://bugzilla.redhat.com/show_bug.cgi?id=1672825
921764 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=921764
ASA-201903-3 https://security.archlinux.org/ASA-201903-3
AVG-879 https://security.archlinux.org/AVG-879
cpe:2.3:a:gnome:gnome_display_manager:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:gnome:gnome_display_manager:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
CVE-2019-3825 https://nvd.nist.gov/vuln/detail/CVE-2019-3825
RHSA-2020:1766 https://access.redhat.com/errata/RHSA-2020:1766
No exploits are available.
Vector: CVSS:3.0/AV:P/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-3825.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:P/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C Found at https://nvd.nist.gov/vuln/detail/CVE-2019-3825
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2019-3825
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.19822
EPSS Score 0.00075
Published At March 28, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.