A command injection vulnerability exists in the com.webos.service.connectionmanager/tv/setVlanStaticAddress endpoint on webOS versions 5 and 6. A series of specially crafted requests can lead to command execution as the dbus user. An attacker can make authenticated requests to trigger this vulnerability.

Full versions and TV models affected:

• webOS 5.5.0 - 04.50.51 running on OLED55CXPUA 

• webOS 6.3.3-442 (kisscurl-kinglake) - 03.36.50 running on OLED48C1PUB

References

• https://nvd.nist.gov/vuln/detail/CVE-2023-6320
• https://bitdefender.com/blog/labs/vulnerabilities-identified-in-lg-webos
• https://lgsecurity.lge.com/bulletins/tv#updateDetails