CVE-2020-17489

Summary

CVECVE-2020-17489
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-08-11 21:15:00 UTC
Updated2021-03-26 14:46:00 UTC
DescriptionAn 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.)

Risk And Classification

Problem Types: CWE-522

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 20.04 All All All
Operating System Debian Debian Linux 9.0 All All All
Application Gnome Gnome-shell All All All All
Operating System Opensuse Leap 15.2 All All All

References

ReferenceSourceLinkTags
USN-4464-1: GNOME Shell vulnerability | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
GNOME Shell: Information disclosure (GLSA 202009-08) — Gentoo security GENTOO security.gentoo.org
[SECURITY] [DLA 2374-1] gnome-shell security update MLIST lists.debian.org
User Password is Visible on Logout (#2997) · Issues · GNOME / gnome-shell · GitLab MISC gitlab.gnome.org Exploit, Patch, Vendor Advisory
[security-announce] openSUSE-SU-2020:1861-1: moderate: Security update f SUSE lists.opensuse.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 161226 Oracle Enterprise Linux Security Update for gnome-shell (ELSA-2022-1814)
  • 240277 Red Hat Update for gnome-shell (RHSA-2022:1814)
  • 296071 Oracle Solaris 11.4 Support Repository Update (SRU) 27.82.1 Missing (CPUOCT2020)
  • 500971 Alpine Linux Security Update for gnome-shell
  • 940535 AlmaLinux Security Update for gnome-shell (ALSA-2022:1814)
  • 960301 Rocky Linux Security Update for gnome-shell (RLSA-2022:1814)
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