Is CVE-2017-18772 actively exploited?

No active exploitation of CVE-2017-18772 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2017-18772 be exploited remotely?

Partially. CVE-2017-18772 requires adjacent network access (same network segment) to exploit.

What is the CVSS score of CVE-2017-18772?

CVE-2017-18772 has a CVSS score of 8.8 (HIGH).

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HIGH

CVE-2017-18772

CWE-287Published: April 22, 2020· Updated: Jun 17, 2026

8.8

CVSS v3.1

Official Description

Certain NETGEAR devices are affected by authentication bypass. This affects EX3700 before 1.0.0.64, EX3800 before 1.0.0.64, EX6120 before 1.0.0.32, EX6130 before 1.0.0.16, R6300v2 before 1.0.4.12, R6700 before 1.0.1.26, R6900 before 1.0.1.22, R7000 before 1.0.9.6, R7300DST before 1.0.0.52, R7900 before 1.0.1.12, R8000 before 1.0.3.24, R8500 before 1.0.2.74, and WNR2000v2 before 1.2.0.8.

NVD Source

Technical Analysis

CVE-2017-18772 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

From a weakness classification perspective (CWE-287): Authentication bypass vulnerabilities allow attackers to access protected resources without valid credentials.