Spoofing attack in Mozilla Firefox and Firefox ESR - CVE-2021-43546
Published: December 7, 2021
Vulnerability identifier: #VU58616
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-43546
CWE-ID: CWE-451
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Mozilla
Affected software:
Mozilla Firefox
Firefox ESR
Mozilla Firefox
Firefox ESR
Detailed vulnerability description
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to incorrect processing of user-supplied data, when native cursor is zoomed. A remote attacker can perform cursor spoofing attack.
How to mitigate CVE-2021-43546
Install updates from vendor's website.