PT-2021-4951 · Mozilla+9 · Firefox Esr+11

Irvan Kurniawan

·

Published

2021-11-02

·

Updated

2024-12-12

·

CVE-2021-38506

CVSS v2.0

6.4

Medium

VectorAV:N/AC:L/Au:N/C:P/I:P/A:N
Name of the Vulnerable Software and Affected Versions Firefox versions prior to 94 Thunderbird versions prior to 91.3 Firefox ESR versions prior to 91.3
Description The issue is related to insufficient warning about potentially dangerous actions in the browser. This could lead to spoofing attacks, including phishing, by allowing an attacker to manipulate the browser's UI without the user's knowledge. The exploitation of this issue may allow a remote attacker to conduct a spoofing attack by substituting the browser's user interface.
Recommendations For Firefox versions prior to 94, update to version 94 or later to resolve the issue. For Thunderbird versions prior to 91.3, update to version 91.3 or later to resolve the issue. For Firefox ESR versions prior to 91.3, update to version 91.3 or later to resolve the issue.

Exploit

Fix

Clickjacking

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

ALSA-2021:4123
ALSA-2021:4130
ALT-PU-2021-3214
ALT-PU-2021-3215
ALT-PU-2021-3226
ALT-PU-2021-3243
ALT-PU-2021-3259
ALT-PU-2021-3369
ALT-PU-2021-3370
ALT-PU-2021-3391
ALT-PU-2022-1781
ALT-PU-2022-1783
ALT-PU-2022-2458
ALT-PU-2022-2929
ALT-PU-2023-1138
ALT-PU-2023-1139
ALT-PU-2023-4336
ALT-PU-2023-4339
BDU:2021-05705
CESA-2021_4116
CESA-2021_4123
CESA-2021_4130
CESA-2021_4134
CVE-2021-38506
DLA-2863-1
DLA-2874-1
DSA-5026-1
DSA-5034-1
MGASA-2021-0505
MGASA-2021-0506
OESA-2023-1673
OESA-2023-1674
OPENSUSE-SU-2021:1635-1
OPENSUSE-SU-2021:3745-1
OPENSUSE-SU-2021:4150-1
OPENSUSE-SU-2021_1635-1
OPENSUSE-SU-2021_3745-1
OPENSUSE-SU-2021_4150-1
OPENSUSE-SU-2024:11607-1
OPENSUSE-SU-2024:11614-1
OPENSUSE-SU-2024:14572-1
RHSA-2021:4116
RHSA-2021:4123
RHSA-2021:4130
RHSA-2021:4132
RHSA-2021:4133
RHSA-2021:4134
RHSA-2021:4605
RHSA-2021:4607
RHSA-2021_4116
RHSA-2021_4123
RHSA-2021_4130
RHSA-2021_4134
RLSA-2021:4123
RLSA-2021:4130
SUSE-SU-2021:3651-1
SUSE-SU-2021:3721-1
SUSE-SU-2021:3745-1
SUSE-SU-2021:4150-1
USN-5131-1
USN-5152-1
USN-5248-1

Affected Products

Alt Linux
Almalinux
Astra Linux
Centos
Firefox
Firefox Esr
Linuxmint
Red Hat
Rocky Linux
Suse
Thunderbird
Ubuntu