CVE-2017-18841

Administrator-level command execution via undisclosed injection

Published Apr 20, 2020 · Updated Aug 5, 2024

Command injection in NETGEAR R6220, R6700v2, R6800, WNDR3700v5, and D7000 firmware allows local users to execute commands. NETGEAR has not disclosed the affected component, input field, or code path that passes untrusted data to a command interpreter. Affected releases precede 1.1.0.46 for R6220 and WNDR3700v5, 1.1.0.38 for R6700v2 and R6800, and 1.0.1.50 for D7000; exploitation requires local access and administrative privileges.

CVSS severity6.7
Medium
EPSS probability0.56%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Command injection in NETGEAR R6220, R6700v2, R6800, WNDR3700v5, and D7000 firmware allows local users to execute commands. NETGEAR has not disclosed the affected component, input field, or code path that passes untrusted data to a command interpreter. Affected releases precede 1.1.0.46 for R6220 and WNDR3700v5, 1.1.0.38 for R6700v2 and R6800, and 1.0.1.50 for D7000; exploitation requires local access and administrative privileges.

The record

CVE
CVE-2017-18841
Published
Apr 20, 2020
Updated
Aug 5, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-74, T1059
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Apr 20, 2020CVE publishedPublication date reported by the CVE source.
  2. Aug 5, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

4.6NVDAV:L/AC:L/Au:N/C:P/I:P/A:P
6.7NETGEARCVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
6.7MITRECVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
6.7NVDCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
T1059Command and Scripting Interpreter

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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