CVE-2021-27943

Public Exploit

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.20%
Vendor Advisory vizio.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.vizio.com vendor advisory
https://www.l9group.com/advisories/vizio-tv-mobile-pairing-is-vulnerable-to-brute-force-attacks third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-27943?
CVE-2021-27943 has been scored as a high severity vulnerability.
How to fix CVE-2021-27943?
To fix CVE-2021-27943, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-27943 being actively exploited in the wild?
It is possible that CVE-2021-27943 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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