#VU12564 Security restrictions bypass in Mozilla Firefox - CVE-2018-5175
Published: May 10, 2018
Vulnerability identifier: #VU12564
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-5175
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Mozilla Firefox
Mozilla Firefox
Software vendor:
Mozilla
Mozilla
Description
The vulnerability allows a remote attacker to bypass security restrictions on the target system.
The vulnerability exists due to improper security mechanism of Content Security Policy (CSP) protections on sites that have a script-src policy of 'strict-dynamic'. A remote attacker can inject a reference to a copy of the require.js library that is part of Firefox’s Developer Tools and bypass Content Security Policy (CSP) protections for sites that have a script-src policy of 'strict-dynamic'.
Remediation
Update to version 60.0.