Permissions, Privileges, and Access Controls in Mozilla Firefox - CVE-2020-6809
Published: March 10, 2020 / Updated: March 10, 2020
Vulnerability identifier: #VU25853
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-6809
CWE-ID: CWE-264
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 escalate privileges on the system.
The vulnerability exists due to Web Extension with all-urls permissions is allowed to access local files. A remote attacker can trick the victim into installing a malicious browser extension and gain access to sensitive information on the system.
How to mitigate CVE-2020-6809
Install updates from vendor's website.