#VU75883 Improper Authorization in Handler for Custom URL Scheme in Mozilla Firefox and Firefox ESR - CVE-2023-32214
Published: May 9, 2023
Vulnerability identifier: #VU75883
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-32214
CWE-ID: CWE-939
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 crash the browser.
The vulnerability exists due to incorrect processing of the ms-cxh and ms-cxh-full handlers. A remote attacker can trick the victim to visit a specially crafted web page and crash the browser.
Note, the vulnerability affects Windows installations only.
Remediation
Install updates from vendor's website.