Vulnerability identifier: #VU617
Vulnerability risk: Low
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-284
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Mozilla Firefox
Client/Desktop applications /
Web browsers
Vendor: Mozilla
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.
Mitigation
Update to 49.0.
Vulnerable software versions
Mozilla Firefox: 3.5 - 48.0.2
External links
http://www.mozilla.org/en-US/security/advisories/mfsa2016-85/
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.