CVE-2021-27943
Last modified
CVE-2021-27943 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The pairing procedure used by the Vizio P65-F1 6.0.31.4-2 and E50x-E1 10.0.31.4-2 Smart TVs and mobile application is vulnerable to a brute-force attack (against only 10000 possibilities), allowing a threat actor to forcefully pair the device, leading to remote control of the TV settings and configurations.. EPSS estimates a 0.92% chance of exploitation in the next 30 days.
Description
The pairing procedure used by the Vizio P65-F1 6.0.31.4-2 and E50x-E1 10.0.31.4-2 Smart TVs and mobile application is vulnerable to a brute-force attack (against only 10000 possibilities), allowing a threat actor to forcefully pair the device, leading to remote control of the TV settings and configurations.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Vizio | P65-F1 Firmware | 6.0.31.4-2 |
| Vizio | E50x-E1 Firmware | 10.0.31.4-2 |
References
- https://www.l9group.com/advisories/vizio-tv-mobile-pairing-is-vulnerable-to-brute-force-attacksExploit, Third Party Advisory
- https://www.vizio.comVendor Advisory
- https://www.l9group.com/advisories/vizio-tv-mobile-pairing-is-vulnerable-to-brute-force-attacksExploit, Third Party Advisory
- https://www.vizio.comVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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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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