Vulnerability · Published Apr 9, 2024 · Assigned by Bitdefender

CVE-2023-6317PIN/prompt bypass on the secondscreen.gateway service allows access to the SSAP API without user interaction

High 7.2

In plain English

A high-severity authorization bypass via user-controlled key in WebOS from LG. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 65% of all known vulnerabilities).

Severity (CVSS 3.1)7.2High
Exploit odds (30 days)1.1%top 34.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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

Affected products (as reported)

VendorProductVersions
LG WebOS 4.9.75.5.06.3.3-4427.3.1-43

Weakness: CWE-639 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

References