CVE-2023-6317 — HIGH (7.2) — White Hats Nepal

Vulnerability 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

CVSS Score

7.2

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Lg	Webos	4.9.7
Lg	Lg43Um7000Pla	-
Lg	Oled55Cxpua	-
Lg	Oled48C1Pub	-
Lg	Oled55A23La	-

Related Weaknesses (CWE)

CWE-639

References

https://bitdefender.com/blog/labs/vulnerabilities-identified-in-lg-webos/ExploitThird Party Advisory
https://lgsecurity.lge.com/bulletins/tv#updateDetailsVendor Advisory
https://bitdefender.com/blog/labs/vulnerabilities-identified-in-lg-webos/ExploitThird Party Advisory
https://lgsecurity.lge.com/bulletins/tv#updateDetailsVendor Advisory

FAQ

What is CVE-2023-6317?

CVE-2023-6317 is a vulnerability with a CVSS score of 7.2 (HIGH). 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 versio...

How severe is CVE-2023-6317?

CVE-2023-6317 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-6317?

Check the references section above for vendor advisories and patch information. Affected products include: Lg Webos, Lg Lg43Um7000Pla, Lg Oled55Cxpua, Lg Oled48C1Pub, Lg Oled55A23La.