CVE-2023-6317CWE-639

PIN/prompt bypass on the secondscreen.gateway service allows access to the SSAP API without user interaction

High · published April 9, 2024

CVSS v3.1
7.2
EPSS
1%
Percentile
64.8
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
7.2 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.01078 · 64.8th percentile
Weakness
CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2024-04-09T13:41Z
EPSS history
Timeline
  • 09 APR 13:41Z
    PIN/prompt bypass on the secondscreen.gateway service allows access to the SSAP API without user interaction
    cvelistv5