CVE-2017-6862NETGEAR 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 us…
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It affects netgear wnr2000_firmware. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Jun 8, 2022; federal agencies had to remediate by Jun 22, 2022. Treat that date as your deadline.
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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.
- CVSS
- 9.8 CRITICAL (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-120
- Known exploited
- Added to CISA KEV Jun 8, 2022; federal remediation due Jun 22, 2022Apply updates per vendor instructions.
- EPSS (exploitation in the next 30 days)
- 45.75% (percentile 99)
- Assigned by
- netgear
- NVD analysis
- Analyzed
- Record last updated
- Oct 21, 2025
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
netgear wnr2000_firmware netgear:wnr2000_firmware | before 1.0.0.42; before 1.0.0.66; before 1.1.2.14 | NVD |
References
- https://kb.netgear.com/000038542/Security-Advisory-for-Unauthenticated-Remote-Code-Execution-on-Some-Routers-PSV-2016-0261x-refsource-confirm, vendor-advisory
- http://www.securityfocus.com/bid/98740vdb-entry, x-refsource-bid, broken-link, third-party-advisory
- https://www.on-x.com/sites/default/files/on-x_-_security_advisory_-_netgear_wnr2000v5_-_cve-2017-6862.pdfx-refsource-misc, broken-link
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-6862us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.