Critical severity · published Jul 3, 2018
CVE-2018-11314
The External Control API in Roku and Roku TV products allow unauthorized access via a DNS Rebind attack
9.6
CVSS
1.9%
EPSS
No
On KEV
Description
The External Control API in Roku and Roku TV products allow unauthorized access via a DNS Rebind attack. This can result in remote device control and privileged device and network information to be exfiltrated by an attacker.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.9% · higher than 80% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RF
Roku Firmware · Roku
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-11314
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-11314
medium.com
https://medium.com/%40brannondorsey/attacking-private-networks-from-the-internet-with-dns-rebinding-ea7098a2d325
support.roku.com
https://support.roku.com/article/12554388937879
Press/Media Coverage
https://www.wired.com/story/chromecast-roku-sonos-dns-rebinding-vulnerability