CVE-2021-20124
Path Traversal — is CVE-2021-20124real, exploitable, or a false positive? Here's the community ground truth.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
A local file inclusion vulnerability exists in Draytek VigorConnect 1.6.0-B3 in the file download functionality of the WebServlet endpoint. An unauthenticated attacker could leverage this vulnerability to download arbitrary files from the underlying operating system with root privileges.
References
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Field notes & remediation
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- 0
Draytek VigorConnect Path Traversal Vulnerability — Draytek VigorConnect contains a path traversal vulnerability in the file download functionality of the WebServlet endpoint. An unauthenticated attacker could leverage this vulnerability to download arbitrary files from the underlying operating system with root privileges. Listed in the CISA KEV catalog (added 2024-09-03) — confirmed exploited in the wild, not theoretical. FIRST EPSS puts the chance of exploitation in the next 30 days at ~69%. Treat it as real and prioritize remediation over triage.
- 0
Required action for DrayTek VigorConnect: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. CISA set a federal remediation due date of 2024-09-24. After patching, verify the vulnerable path is no longer reachable before closing the finding.
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