CVE-2020-15415
DR
DrayTek Multiple Vigor Routers
DrayTek Multiple Vigor Routers OS Command Injection Vulnerability
What it is
DrayTek Vigor3900, Vigor2960, and Vigor300B devices contain an OS command injection vulnerability in cgi-bin/mainfunction.cgi/cvmcfgupload that allows for remote code execution via shell metacharacters in a filename when the text/x-python-script content type is used.
What to do
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Vendor notices and references
- www.draytek.com/about/security-advisory/vigor3900-/-vigor2960-/-vigor300b-remote-code-inje
- nvd.nist.gov/vuln/detail/CVE-2020-15415
Description and required action as published by CISA. Full record at NVD.
Other DrayTek entries on the list
- Vigor Routers DrayTek Vigor Routers OS Command Injection Vulnerability CVE-2024-12987 · May 15, 2025
- VigorConnect Draytek VigorConnect Path Traversal Vulnerability CVE-2021-20124 · Sep 3, 2024
- VigorConnect Draytek VigorConnect Path Traversal Vulnerability CVE-2021-20123 · Sep 3, 2024
- Multiple Vigor Routers Multiple DrayTek Vigor Routers Web Management Page Vulnerability CVE-2020-8515 · Nov 3, 2021