Denial of service in Mozilla Firefox - CVE-2016-2827

 

Denial of service in Mozilla Firefox - CVE-2016-2827

Published: September 22, 2016 / Updated: September 23, 2016


Vulnerability identifier: #VU617
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2016-2827
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Mozilla
Affected software:
Mozilla Firefox

Detailed vulnerability description

The vulnerability allows a remote user to cause denial of service on the target system.
The weakness is caused by content security policy (CSP) containing a referrer directive with no values. An out-of-bounds memory read error in mozilla::net::IsValidReferrerPolicy() may cause the application service to deny.
Successful exploitation of the vulnerability results in denial of service on the vulnerable system.

How to mitigate CVE-2016-2827

Update to 49.0.

Sources