Security restrictions bypass in Mozilla Firefox - CVE-2018-5112

 

Security restrictions bypass in Mozilla Firefox - CVE-2018-5112

Published: January 24, 2018


Vulnerability identifier: #VU10197
CSH Severity: Low
CVSS v4.0: 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-2018-5112
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Mozilla
Affected software:
Mozilla Firefox

Detailed vulnerability description

The vulnerability allows a remote attacker to bypass security restrictions on the target system.

The vulnerability exists due to the failure to enforce the requirement of the Development Tools panels of an extension to load URLs for the panels as relative URLs from the extension manifest file. A remote attacker can bypass security restrictions and load a URL that it should not be able to access.


How to mitigate CVE-2018-5112

Update to version 58.0.

Sources