CVE-2021-27943

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.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:P/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://www.l9group.com/advisories/vizio-tv-mobile-pairing-is-vulnerable-to-brute-force-attacks	Exploit Third Party Advisory
https://www.vizio.com	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:vizio:p65-f1_firmware:6.0.31.4-2:*:*:*:*:*:*:*

cpe:2.3:h:vizio:p65-f1:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:vizio:e50x-e1_firmware:10.0.31.4-2:*:*:*:*:*:*:*

cpe:2.3:h:vizio:e50x-e1:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-08-02 21:15

Updated : 2021-08-11 14:43

NVD link : CVE-2021-27943

Mitre link : CVE-2021-27943

CVE.ORG link : CVE-2021-27943

JSON object : View

Products Affected

vizio

e50x-e1
e50x-e1_firmware
p65-f1
p65-f1_firmware

CWE

CWE-307

Improper Restriction of Excessive Authentication Attempts

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