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Vulnerability details: VCID-35uj-bty2-aaac
Vulnerability ID VCID-35uj-bty2-aaac
Aliases CVE-2020-17489
Summary An issue was discovered in certain configurations of GNOME gnome-shell through 3.36.4. When logging out of an account, the password box from the login dialog reappears with the password still visible. If the user had decided to have the password shown in cleartext at login time, it is then visible for a brief moment upon a logout. (If the password were never shown in cleartext, only the password length is revealed.)
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-522 Insufficiently Protected Credentials
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-17489.html
rhas Low https://access.redhat.com/errata/RHSA-2022:1814
cvssv3 4.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-17489.json
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rhbs low https://bugzilla.redhat.com/show_bug.cgi?id=1868418
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17489
cvssv3.1 3.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
generic_textual Medium https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1377
cvssv2 1.9 https://nvd.nist.gov/vuln/detail/CVE-2020-17489
cvssv3 4.3 https://nvd.nist.gov/vuln/detail/CVE-2020-17489
cvssv3.1 4.3 https://nvd.nist.gov/vuln/detail/CVE-2020-17489
generic_textual Medium https://ubuntu.com/security/notices/USN-4464-1
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00028.html
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-17489.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-17489.json
https://api.first.org/data/v1/epss?cve=CVE-2020-17489
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17489
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/2997
https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1377
https://lists.debian.org/debian-lts-announce/2020/09/msg00014.html
https://security.gentoo.org/glsa/202009-08
https://ubuntu.com/security/notices/USN-4464-1
https://usn.ubuntu.com/4464-1/
1868418 https://bugzilla.redhat.com/show_bug.cgi?id=1868418
968311 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=968311
cpe:2.3:a:gnome:gnome-shell:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:gnome:gnome-shell:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
CVE-2020-17489 https://nvd.nist.gov/vuln/detail/CVE-2020-17489
RHSA-2022:1814 https://access.redhat.com/errata/RHSA-2022:1814
No exploits are available.
Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-17489.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:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N 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:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-17489
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:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-17489
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:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-17489
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 0.15543
EPSS Score 0.00059
Published At March 28, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.