CVE-2017-6862

Name: CVE-2017-6862
Creator: NVD / NIST
Published: 2017-05-26T20:29:00.177+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10Actively ExploitedEPSS 42.70%

Last modified Jun 17, 2026

CVE-2017-6862 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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 has confirmed active exploitation in the wild. EPSS estimates a 42.70% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

42.70%

98.5th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Jun 22, 2022.

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Netgear	Wnr2000 Firmware	< 1.0.0.42
Netgear	Wnr2000 Firmware	< 1.0.0.66
Netgear	Wnr2000 Firmware	< 1.1.2.14

References

http://www.securityfocus.com/bid/98740Broken Link, Third Party Advisory, VDB Entry
https://kb.netgear.com/000038542/Security-Advisory-for-Unauthenticated-Remote-Code-Execution-on-Some-Routers-PSV-2016-0261Vendor Advisory
https://www.on-x.com/sites/default/files/on-x_-_security_advisory_-_netgear_wnr2000v5_-_cve-2017-6862.pdfBroken Link
http://www.securityfocus.com/bid/98740Broken Link, Third Party Advisory, VDB Entry
https://kb.netgear.com/000038542/Security-Advisory-for-Unauthenticated-Remote-Code-Execution-on-Some-Routers-PSV-2016-0261Vendor Advisory
https://www.on-x.com/sites/default/files/on-x_-_security_advisory_-_netgear_wnr2000v5_-_cve-2017-6862.pdfBroken Link
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-6862US Government Resource

Timeline

Published: May 26, 2017
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2017-6862?

How severe is CVE-2017-6862?

CVE-2017-6862 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 42.70% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2017-6862?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-6862?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST