CVE-2021-20123 - Draytek VigorConnect Path Traversal Vulnerability

DrayTek | VigorConnect

• Date Added:
• 2024-09-03

• Due Date:
• 2024-09-24

Vulnerability Name

Draytek VigorConnect Path Traversal Vulnerability

Description

Draytek VigorConnect contains a path traversal vulnerability in the DownloadFileServlet endpoint. An unauthenticated attacker could leverage this vulnerability to download arbitrary files from the underlying operating system with root privileges.

Known To Be Used in Ransomware Campaigns?

Unknown

Action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Additional Notes

https://www.draytek.com/about/security-advisory/vigorconnect-software-security-vulnerability-(cve-2021-20123-cve-2021-20129); https://nvd.nist.gov/vuln/detail/CVE-2021-20123

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