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ubuntuUbuntuUSN-4464-1
HistoryAug 18, 2020 - 12:00 a.m.

GNOME Shell vulnerability

2020-08-1800:00:00
ubuntu.com
55
gnome shell
ubuntu 20.04
sensitive information

CVSS2

1.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:M/Au:N/C:P/I:N/A:N

CVSS3

4.3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

AI Score

4.6

Confidence

High

EPSS

0.001

Percentile

44.8%

Releases

  • Ubuntu 20.04 LTS

Packages

  • gnome-shell - graphical shell for the GNOME desktop

Details

It was discovered that GNOME Shell incorrectly handled the login screen
password dialog. Sensitive information could possibly be exposed during
user logout.

OSVersionArchitecturePackageVersionFilename
Ubuntu20.04noarchgnome-shell< 3.36.4-1ubuntu1~20.04.2UNKNOWN
Ubuntu20.04noarchgnome-shell-common< 3.36.4-1ubuntu1~20.04.2UNKNOWN
Ubuntu20.04noarchgnome-shell-dbgsym< 3.36.4-1ubuntu1~20.04.2UNKNOWN
Ubuntu20.04noarchgnome-shell-extension-prefs< 3.36.4-1ubuntu1~20.04.2UNKNOWN

CVSS2

1.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:M/Au:N/C:P/I:N/A:N

CVSS3

4.3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

AI Score

4.6

Confidence

High

EPSS

0.001

Percentile

44.8%