CVE-2018-19524 Information

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.

CVSS Vector

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

Reference

http://packetstormsecurity.com/files/151608/Skyworth-GPON-HomeGateways-Optical-Network-Stack-Overflow.html http://seclists.org/fulldisclosure/2019/Feb/30 https://s3curityb3ast.github.io/KSA-Dev-001.md https://seclists.org/bugtraq/2019/Feb/21 https://www.breakthesec.com/2019/02/cve-2018-19524-stack-overflow-in.html https://www.exploit-db.com/exploits/46358/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8