Is CVE-2021-41873 actively exploited?

No active exploitation of CVE-2021-41873 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2021-41873 be exploited remotely?

Yes. CVE-2021-41873 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2021-41873?

CVE-2021-41873 has a CVSS score of 10.0 (CRITICAL).

HOME VULNERABILITIESCVE-2021-41873

CRITICAL

CVE-2021-41873

NVD-CWE-noinfoPublished: October 26, 2021· Updated: Jun 17, 2026

10.0

CVSS v3.1

Official Description

Penguin Aurora TV Box 41502 is a high-end network HD set-top box produced by Tencent Video and Skyworth Digital. An unauthorized access vulnerability exists in the Penguin Aurora Box. An attacker can use the vulnerability to gain unauthorized access to a specific link to remotely control the TV.

NVD Source

Technical Analysis

CVE-2021-41873 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 10.0.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.