Vulnerability in Vizio E50x-E1
CVE-2021-27942
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (36.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 36.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Vizio E50x-E1
- Vizio E50x-E1 Firmware — versions 10.0.31.4-2
- Vizio P65-F1
- Vizio P65-F1 Firmware — versions 6.0.31.4-2
References
- www.l9group.com/advisories/vizio-tv-code-execution-from-a-usb-drive (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-27942?
- CVE-2021-27942 is a medium-severity vulnerability in Vizio E50x-E1. CVSS score: 6.8/10. Published 2021-08-03.
- How severe is CVE-2021-27942?
- Medium severity. CVSS v3 base score is 6.8 out of 10.