#VU72263 Input validation error in Mozilla Firefox and Firefox ESR - CVE-2023-25742
Published: February 15, 2023
Vulnerability identifier: #VU72263
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-25742
CWE-ID: CWE-20
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 perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input in Web Crypto ImportKey when importing SPKI RSA public key as ECDSA P-256. A remote attacker can trick the victim to import the public key and crash the browser tab.
Remediation
Install updates from vendor's website.