An issue was discovered in RK Smart TV Box MAX and V88 SmartTV box that allows attackers…
Priority LOW 35Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.00946 61st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:v88_smart_tv_box_project:v88_smart_tv_box_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | V88 Smart Tv Box Project |
| cpe:2.3:h:v88_smart_tv_box_project:v88_smart_tv_box:-:*:*:*:*:*:*:* | not specified by NVD | Running on | V88 Smart Tv Box Project |
| cpe:2.3:o:rk_max_smart_tv_box_project:rk_max_smart_tv_box_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Rk Max Smart Tv Box Project |
| cpe:2.3:h:rk_max_smart_tv_box_project:rk_max_smart_tv_box:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Rk Max Smart Tv Box Project |
- cpe:2.3:o:v88_smart_tv_box_project:v88_smart_tv_box_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·V88 Smart Tv Box Project
- cpe:2.3:h:v88_smart_tv_box_project:v88_smart_tv_box:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·V88 Smart Tv Box Project
- cpe:2.3:o:rk_max_smart_tv_box_project:rk_max_smart_tv_box_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Rk Max Smart Tv Box Project
- cpe:2.3:h:rk_max_smart_tv_box_project:rk_max_smart_tv_box:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Rk Max Smart Tv Box Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-21406
- 2026-10-03 Alias added: GHSA-vjp2-9hqr-v334
References
Sources
- CVE-2020-21406 · CVE Program
- CVE-2020-21406 · NVD
- FIRST EPSS
- GHSA-vjp2-9hqr-v334 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences