CVE-2021-27942
Last modified
CVE-2021-27942 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. Vizio P65-F1 6.0.31.4-2 and E50x-E1 10.0.31.4-2 Smart TVs allow a threat actor to execute arbitrary code from a USB drive via the Smart Cast functionality, because files on the USB drive are effectively under the web root and can be executed.. EPSS estimates a 0.45% chance of exploitation in the next 30 days.
Description
Vizio P65-F1 6.0.31.4-2 and E50x-E1 10.0.31.4-2 Smart TVs allow a threat actor to execute arbitrary code from a USB drive via the Smart Cast functionality, because files on the USB drive are effectively under the web root and can be executed.
Metrics
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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-code-execution-from-a-usb-driveExploit, Third Party Advisory
- https://www.l9group.com/advisories/vizio-tv-code-execution-from-a-usb-driveExploit, Third Party 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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