Description
A prompt bypass exists in the secondscreen.gateway service running on webOS version 4 through 7. An attacker can create a privileged account without asking the user for the security PIN. Full versions and TV models affected: webOS 4.9.7 - 5.30.40 running on LG43UM7000PLA webOS 5.5.0 - 04.50.51 running on OLED55CXPUA webOS 6.3.3-442 (kisscurl-kinglake) - 03.36.50 running on OLED48C1PUB webOS 7.3.1-43 (mullet-mebin) - 03.33.85 running on OLED55A23LA
References (2)
Core 2
Core References
Exploit, Third Party Advisory
https://bitdefender.com/blog/labs/vulnerabilities-identified-in-lg-webos/
Vendor Advisory vendor-advisory
https://lgsecurity.lge.com/bulletins/tv#updateDetails
Scores
CVSS v3
7.2
EPSS
0.0010
EPSS Percentile
26.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-639
Status
published
Products (4)
lg/webos
4.9.7
lg/webos
5.5.0
lg/webos
6.3.3-442
lg/webos
7.3.1-43
Published
Apr 09, 2024
Tracked Since
Feb 18, 2026