CVE-2020-21406
HIGHCVSS 7.5/10EPSS 0.81%
Last modified
CVE-2020-21406 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 0.81% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| V88 Smart Tv Box Project | V88 Smart Tv Box Firmware | All versions |
| Rk Max Smart Tv Box Project | Rk Max Smart Tv Box Firmware | All versions |
References
- https://github.com/helloworldxp/TVBoxBugs/blob/master/RK_MAX_V88_SmartTV_VulnerabilityExploit, Third Party Advisory
- https://github.com/helloworldxp/TVBoxBugs/blob/master/RK_MAX_V88_SmartTV_VulnerabilityExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-21406?
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 a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.81% probability of exploitation in the next 30 days.
How do I fix CVE-2020-21406?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Are you affected by CVE-2020-21406?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST