Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D6000 before 1.0.0.75, D6100 before 1.0.0.63, EX2700 before 1.0.1.48, EX6100v2 before 1.0.1.76, EX6150v2 before 1.0.1.76, EX6200v2 before 1.0.1.72, EX6400 before 1.0.2.136, EX7300 before 1.0.2.136, EX8000 before 1.0.1.180, R7800 before 1.0.2.52, R8900 before 1.0.4.2, R9000 before 1.0.4.2, WN2000RPTv3 before 1.0.1.32, WN3000RPv2 before 1.0.0.68, WN3100RPv2 before 1.0.0.60, WNDR3700v4 before 1.0.2.102, WNDR4300v1 before 1.0.2.104, WNDR4300v2 before 1.0.0.58, WNDR4500v3 before 1.0.0.58, WNR2000v5 before 1.0.0.68, and XR500 before 2.3.2.32.
| Software | From | Fixed in |
|---|---|---|
| netgear / d6000_firmware | - | 1.0.0.75 |
| netgear / d6100_firmware | - | 1.0.0.63 |
| netgear / ex2700_firmware | - | 1.0.1.48 |
| netgear / ex6100_firmware | - | 1.0.1.76 |
| netgear / ex6150_firmware | - | 1.0.1.76 |
| netgear / ex6200_firmware | - | 1.0.1.72 |
| netgear / ex6400_firmware | - | 1.0.2.136 |
| netgear / ex7300_firmware | - | 1.0.2.136 |
| netgear / ex8000_firmware | - | 1.0.1.180 |
| netgear / r7800_firmware | - | 1.0.2.52 |
| netgear / r8900_firmware | - | 1.0.4.2 |
| netgear / r9000_firmware | - | 1.0.4.2 |
| netgear / wn2000rpt_firmware | - | 1.0.1.32 |
| netgear / wn3000rp_firmware | - | 1.0.0.68 |
| netgear / wn3100rp_firmware | - | 1.0.0.60 |
| netgear / wndr3700_firmware | - | 1.0.2.102 |
| netgear / wndr4300_firmware | - | 1.0.2.104 |
| netgear / wndr4300_firmware | - | 1.0.0.58 |
| netgear / wndr4500_firmware | - | 1.0.0.58 |
| netgear / wnr2000_firmware | - | 1.0.0.68 |
| netgear / xr500_firmware | - | 2.3.2.32 |
A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.
CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.
A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. In practice, risk increases sharply when exploitation becomes reliable or widespread.
Recurring findings usually come from incomplete Asset Discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host. Unknown or unmanaged assets (often called Shadow IT) are a common reason the same issues resurface.
Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.
SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.