CVE-2017-5521
NETGEAR Multiple Devices Exposure of Sensitive Information Vulnerability
What the flaw is
Multiple NETGEAR devices are prone to admin password disclosure via simple crafted requests to the web management server.
Description as published by CISA. We have not independently reproduced it.
What CISA requires
Apply updates per vendor instructions. If the affected device has since entered end-of-life, it should be disconnected if still in use.
This deadline is binding on US federal civilian agencies under BOD 22-01. It is not a legal deadline for anyone else, but it is a useful urgency signal — CISA sets it by how actively the flaw is being used, not by CVSS.
Public exploit code
7 public repositories referencing this CVE have been catalogued on GitHub. Treat this as a strong signal to prioritise patching, not as a verified working exploit — many such repositories are scanners, write-ups or forks rather than functional code.
Vendor advisories
Primary sources
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Other NETGEAR entries
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CVE-2017-6334DGN2200 Devices
OS Command Injection
CVE-2016-1555Wireless Access Point (WAP) Devices
Multiple WAP Devices Command Injection
CVE-2016-10174WNR2000v5 Router
Buffer Overflow
CVE-2017-6077Wireless Router DGN2200
DGN2200 Remote Code Execution
CVE-2016-6277Multiple Routers
Remote Code Execution
Source: CISA KEV catalog · last verified August 6, 2026. Rebuilt automatically twice a day.