Vulnerabilities > CVE-2020-14993 - Out-of-bounds Write vulnerability in Draytek products
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
A stack-based buffer overflow on DrayTek Vigor2960, Vigor3900, and Vigor300B devices before 1.5.1.1 allows remote attackers to execute arbitrary code via the formuserphonenumber parameter in an authusersms action to mainfunction.cgi.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://github.com/dexterone/Vigor-poc
- https://github.com/dexterone/Vigor-poc
- https://www.draytek.com/about/security-advisory
- https://www.draytek.com/about/security-advisory
- https://www.draytek.com/about/security-advisory/vigor3900-/-vigor2960-/-vigor300b-stack-based-buffer-overflow-vulnerability-%28cve-2020-14473%29
- https://www.draytek.com/about/security-advisory/vigor3900-/-vigor2960-/-vigor300b-stack-based-buffer-overflow-vulnerability-%28cve-2020-14473%29