Information disclosure in Mozilla Firefox - CVE-2018-5134
Published: March 13, 2018
Vulnerability identifier: #VU10977
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-2018-5134
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Mozilla
Affected software:
Mozilla Firefox
Mozilla Firefox
Detailed vulnerability description
The vulnerability allows a remote attacker to obtain potentially information on the target system.
The weakness exists due to improper sanitization of user-supplied input. A remote attacker can supply WebExtensions that may use view-source: URLs to view local file: URL content, as well as content stored in about:cache to bypass security restrictions and view specific content.
The weakness exists due to improper sanitization of user-supplied input. A remote attacker can supply WebExtensions that may use view-source: URLs to view local file: URL content, as well as content stored in about:cache to bypass security restrictions and view specific content.
How to mitigate CVE-2018-5134
Update to version 59.0.