PIN/prompt bypass on the secondscreen.gateway service allows access to the SSAP API without user interaction
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.2epss 1.1%
exploitation probability
1.1%top 38% of all CVEs
observed exploitation
nono source reports it
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
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Affected products
LG · WebOS