April 9, 2024 at 11:37AM
Bitdefender researchers discovered four critical vulnerabilities in LG WebOS used in smart TVs, allowing unauthorized access and control. Exploiting these flaws, attackers can bypass authorization, gain root access, execute arbitrary commands, and create arbitrary accounts using a PIN. LG took five months to release security updates, emphasizing the importance of immediately applying the updates to affected models.
Summary of Meeting Notes:
1. Bitdefender has discovered four vulnerabilities in LG smart TVs running on WebOS, potentially impacting a large number of devices.
2. The vulnerabilities allow unauthorized access and control over affected TV models, including bypassing authorization, privilege escalation, and command injection.
3. The vulnerabilities are exploited by creating arbitrary accounts on the TV using a PIN, with the vulnerable service being exposed to the internet in addition to local area networks.
4. The specific vulnerabilities (CVEs) and their impacts have been detailed, along with the affected TV models and the versions of WebOS they are running.
5. Bitdefender reported the findings to LG, and security updates were released by the vendor after several months.
6. Impacted users are advised to apply the WebOS updates manually and enable automatic updates in order to mitigate the vulnerabilities.
7. The potential severity of the vulnerabilities lies in the ability for remote command execution, compromising user accounts, and posing threats such as being enlisted in DDoS attacks or used for cryptomining.
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