Insufficient UI Warning of Dangerous Operations in Firefox for Android - CVE-2023-6870
Published: December 19, 2023
Vulnerability identifier: #VU84572
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-6870
CWE-ID: CWE-357
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to an error when handling Toast notifications. Applications which spawn a Toast notification in a background thread can obscure fullscreen notifications displayed by the browser.
Affected software
Firefox for Android
Gentoo Linux
Fedora
flatpak-sdk
flatpak-runtime
www-client/firefox
firefox-flatpak
Gentoo Linux
Fedora
flatpak-sdk
flatpak-runtime
www-client/firefox
firefox-flatpak
How to mitigate CVE-2023-6870
Install updates from vendor's website.
Firefox for Android - update to 121.0
flatpak-sdk - update to f39-7
flatpak-runtime - update to f39-16
www-client/firefox - update to 104
firefox-flatpak - update to 121.0-1
flatpak-sdk - update to f39-7
flatpak-runtime - update to f39-16
www-client/firefox - update to 104
firefox-flatpak - update to 121.0-1