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ubuntucveUbuntu.comUB:CVE-2023-37204
HistoryJul 05, 2023 - 12:00 a.m.

CVE-2023-37204

2023-07-0500:00:00
ubuntu.com
ubuntu.com
10
firefox
vulnerability
fullscreen
notification
spoofing
attack
lag
option element
mozilla
javascript engine
ubuntu 22.04
snap package

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

32.6%

A website could have obscured the fullscreen notification by using an
option element by introducing lag via an expensive computational function.
This could have led to user confusion and possible spoofing attacks. This
vulnerability affects Firefox < 115.

Notes

Author Note
tyhicks mozjs contains a copy of the SpiderMonkey JavaScript engine
mdeslaur starting with Ubuntu 22.04, the firefox package is just a script that installs the Firefox snap
OSVersionArchitecturePackageVersionFilename
ubuntu20.04noarchfirefox< 115.0+build2-0ubuntu0.20.04.3UNKNOWN

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

32.6%