CVE-2018-19524

critical

Description

An issue was discovered on Shenzhen Skyworth DT741 Converged Intelligent Terminal (G/EPON+IPTV) SDOTBGN1, DT721-cb SDOTBGN1, and DT741-cb SDOTBGN1 devices. A long password to the Web_passwd function allows remote attackers to cause a denial of service (segmentation fault) or achieve unauthenticated remote code execution because of control of registers S0 through S4 and T4 through T7.

References

https://www.exploit-db.com/exploits/46358/

https://www.breakthesec.com/2019/02/cve-2018-19524-stack-overflow-in.html

https://seclists.org/bugtraq/2019/Feb/21

https://s3curityb3ast.github.io/KSA-Dev-001.md

http://seclists.org/fulldisclosure/2019/Feb/30

http://packetstormsecurity.com/files/151608/Skyworth-GPON-HomeGateways-Optical-Network-Stack-Overflow.html

Details

Source: Mitre, NVD

Published: 2019-03-21

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.50523