Live › vulnerability › CVE-2021-20123
Go to dashboardDrayTek VigorConnect, a management server for DrayTek network devices, has a path traversal flaw in its DownloadFileServlet endpoint. An unauthenticated attacker can download arbitrary files from the server's operating system with root privileges.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 3h before NVD. All times on this page are UTC.
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| DrayTek VigorConnect | vendor | – | – |
| draytek vigorconnect | vendor | = 1.6.0 | – |
Unknown from the sources.
Apply the vendor mitigations per DrayTek instructions, or stop using VigorConnect if no mitigation is available (per CISA KEV required action).
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
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.
CISA required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
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