Spoofing attack in Mozilla products - CVE-2023-29533
Published: April 11, 2023
Vulnerability identifier: #VU74822
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-29533
CWE-ID: CWE-451
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Mozilla
Affected software:
Mozilla Firefox
Firefox ESR
Firefox for Android
Firefox Focus for Android
Mozilla Firefox
Firefox ESR
Firefox for Android
Firefox Focus for Android
Detailed vulnerability description
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to incorrect processing of user-supplied data. A remote attacker can hide the fullscreen notification by using a combination of window.open, fullscreen requests, window.name assignments, and setInterval calls.
How to mitigate CVE-2023-29533
Install updates from vendor's website.