Information disclosure in Mozilla Firefox - CVE-2018-5116

 

Information disclosure in Mozilla Firefox - CVE-2018-5116

Published: January 24, 2018


Vulnerability identifier: #VU10196
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-5116
CWE-ID: CWE-200
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 obtain potentially sensitive information on the target system.

The vulnerability exists due to an error in WebExtensions with the ActiveTab permission. A remote attacker can bypass security restrictions and access cross-origin frame content.


How to mitigate CVE-2018-5116

Update to version 58.0.

Sources