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CRITICAL · 9.8

CVE-2021-27944

Several high privileged APIs on the Vizio P65-F1 6.0.31.4-2 and E50x-E1 10.0.31.4-2 Smart TVs do not enforce access controls, allowing an unauthenticated threat actor to access privileged functionalit...

Vulnerability Description

Several high privileged APIs on the Vizio P65-F1 6.0.31.4-2 and E50x-E1 10.0.31.4-2 Smart TVs do not enforce access controls, allowing an unauthenticated threat actor to access privileged functionality, leading to OS command execution. The specific attack methodology is a file upload.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
VizioP65-F1 Firmware6.0.31.4-2
VizioP65-F1-
VizioE50X-E1 Firmware10.0.31.4-2
VizioE50X-E1-

Related Weaknesses (CWE)

CWE-78

References

FAQ

What is CVE-2021-27944?

CVE-2021-27944 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Several high privileged APIs on the Vizio P65-F1 6.0.31.4-2 and E50x-E1 10.0.31.4-2 Smart TVs do not enforce access controls, allowing an unauthenticated threat actor to access privileged functionalit...

How severe is CVE-2021-27944?

CVE-2021-27944 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-27944?

Check the references section above for vendor advisories and patch information. Affected products include: Vizio P65-F1 Firmware, Vizio P65-F1, Vizio E50X-E1 Firmware, Vizio E50X-E1.