#VU78854 Insufficient UI Warning of Dangerous Operations in Mozilla Firefox and Firefox ESR - CVE-2023-4054
Published: August 1, 2023 / Updated: August 2, 2023
Vulnerability identifier: #VU78854
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-4054
CWE-ID: CWE-357
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Mozilla Firefox
Firefox ESR
Mozilla Firefox
Firefox ESR
Software vendor:
Mozilla
Mozilla
Description
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to a missing warning when opening appref-ms files. A remote attacker can trick the victim to open a malicious appref-ms file and compromise the affected system.
Note, the vulnerability affects Windows installations only.
Remediation
Install updates from vendor's website.