Information disclosure in Mozilla Firefox - CVE-2018-5118

 

Information disclosure in Mozilla Firefox - CVE-2018-5118

Published: January 24, 2018


Vulnerability identifier: #VU10195
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-2018-5118
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 the Activity Stream page when attempting to create screenshot images through file: URLs from the local file system. A remote attacker can bypass security restrictions and expose local data if combined with another attack that escapes sandbox protections.


How to mitigate CVE-2018-5118

Update to version 58.0.

Sources