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ubuntucveUbuntu.comUB:CVE-2023-28161
HistoryMar 15, 2023 - 12:00 a.m.

CVE-2023-28161

2023-03-1500:00:00
ubuntu.com
ubuntu.com
26
firefox
one-time permission
file url
persistence
vulnerability

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.002 Low

EPSS

Percentile

57.7%

If temporary “one-time” permissions, such as the ability to use the Camera,
were granted to a document loaded using a file: URL, that permission
persisted in that tab for all other documents loaded from a file: URL. This
is potentially dangerous if the local files came from different sources,
such as in a download directory. This vulnerability affects Firefox < 111.

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

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.002 Low

EPSS

Percentile

57.7%