Medium severity · published Sep 27, 2019
CVE-2019-11749
A vulnerability exists in WebRTC where malicious web content can use probing techniques on the getUserMedia API using constraints to reveal device properties of cameras on the…
4.3
CVSS
0.9%
EPSS
No
On KEV
Description
A vulnerability exists in WebRTC where malicious web content can use probing techniques on the getUserMedia API using constraints to reveal device properties of cameras on the system without triggering a user prompt or notification. This allows for the potential fingerprinting of users. This vulnerability affects Firefox < 69 and Firefox ESR < 68.1.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 59% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 69.0 · source: NVD
FE
Firefox Esr · Mozilla
before 68.1.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-11749
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-11749
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html
Issue Tracking
https://bugzilla.mozilla.org/show_bug.cgi?id=1565374
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-25/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-26/
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