Vulnerability identifier: #VU20828
Vulnerability risk: Low
CVSSv3.1: 2.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-200
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Mozilla Firefox
Client/Desktop applications /
Web browsers
Vendor: Mozilla
Description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to an error in WebRTC that allows malicious web content use probing techniques on the getUserMedia
API with constraints to reveal device properties of cameras on the system without triggering a user prompt or notification. A remote attacker can use such behavior to fingerprint users.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Mozilla Firefox: 66.0.2 - 68.0.2
External links
http://www.mozilla.org/en-US/security/advisories/mfsa2019-25/
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.