# CVE-2017-6862: NETGEAR Multiple Devices Buffer Overflow Vulnerability

> CVE-2017-6862: NETGEAR Multiple Devices Buffer Overflow Vulnerability. CVSS 9.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2017-6862
Last updated: 2025-10-21T23:55:40Z

- Published: 2017-05-26 20:00 UTC · Updated: 2025-10-21 23:55 UTC · Assigner: netgear
- CVSS: 9.8 (CVSS 3.1) · Severity: Critical · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS: 45.7%, 99th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2022-06-08, federal due date 2022-06-22, ransomware use: Unknown

## Description

NETGEAR WNR2000v3 devices before 1.1.2.14, WNR2000v4 devices before 1.0.0.66, and WNR2000v5 devices before 1.0.0.42 allow authentication bypass and remote code execution via a buffer overflow that uses a parameter in the administration webapp. The NETGEAR ID is PSV-2016-0261.

## CISA required action

Apply updates per vendor instructions.

## Affected vendors and products

- n/a: NETGEAR All versions prior to WNR2000v3 1.1.2.14, WNR2000v4 1.0.0.66, WNR2000v5 1.0.0.42

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2017-6862)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2017-6862)
- [https://kb.netgear.com/000038542/Security-Advisory-for-Unauthenticated-Remote-Code-Execution-on-Some-Routers-PSV-2016-0261](https://kb.netgear.com/000038542/Security-Advisory-for-Unauthenticated-Remote-Code-Execution-on-Some-Routers-PSV-2016-0261)
- [https://www.on-x.com/sites/default/files/on-x\_-\_security\_advisory\_-\_netgear\_wnr2000v5\_-\_cve-2017-6862.pdf](https://www.on-x.com/sites/default/files/on-x_-_security_advisory_-_netgear_wnr2000v5_-_cve-2017-6862.pdf)
- [http://www.securityfocus.com/bid/98740](http://www.securityfocus.com/bid/98740)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2017-6862 · Markdown: https://rewindex.com/cve/CVE-2017-6862.md · JSON: https://rewindex.com/api/v1/cves/CVE-2017-6862 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:49:24.022Z