CVE-2020-21406 — HIGH (7.5)

Vulnerability Description

An issue was discovered in RK Smart TV Box MAX and V88 SmartTV box that allows attackers to cause a denial of service via the switchNextDisplayInterface service.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
V88 Smart Tv Box Project	V88 Smart Tv Box Firmware	-
V88 Smart Tv Box Project	V88 Smart Tv Box	-
Rk Max Smart Tv Box Project	Rk Max Smart Tv Box Firmware	-
Rk Max Smart Tv Box Project	Rk Max Smart Tv Box	-

References

https://github.com/helloworldxp/TVBoxBugs/blob/master/RK_MAX_V88_SmartTV_VulneraExploitThird Party Advisory
https://github.com/helloworldxp/TVBoxBugs/blob/master/RK_MAX_V88_SmartTV_VulneraExploitThird Party Advisory

FAQ

What is CVE-2020-21406?

CVE-2020-21406 is a vulnerability with a CVSS score of 7.5 (HIGH). An issue was discovered in RK Smart TV Box MAX and V88 SmartTV box that allows attackers to cause a denial of service via the switchNextDisplayInterface service.

How severe is CVE-2020-21406?

CVE-2020-21406 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-21406?

Check the references section above for vendor advisories and patch information. Affected products include: V88 Smart Tv Box Project V88 Smart Tv Box Firmware, V88 Smart Tv Box Project V88 Smart Tv Box, Rk Max Smart Tv Box Project Rk Max Smart Tv Box Firmware, Rk Max Smart Tv Box Project Rk Max Smart Tv Box.