HOME VULNERABILITIESCVE-2017-18767

MEDIUM

CVE-2017-18767

CWE-74Published: April 22, 2020· Updated: Jun 17, 2026

6.8

CVSS v3.1

Official Description

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D7800 before 1.0.1.34, D8500 before 1.0.3.39, R6400 before 1.0.1.14, R6400v2 before 1.0.2.32, R6700 before 1.0.1.22, R6900 before 1.0.1.22, R7000 before 1.0.9.4, R7100LG before 1.0.0.32, R7300 before 1.0.0.56, R7800 before 1.0.2.36, R7900 before 1.0.2.10, R8000 before 1.0.3.24, R8300 before 1.0.2.74, and R8500 before 1.0.2.74.

Technical Analysis

CVE-2017-18767 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

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 6.8.

CVSS v3.1 Vector Breakdown

Exploitability

Attack VectorAdjacent

Attack ComplexityLow

Privileges Req.High

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Affected Vendors & Products

netgear26 product(s)

d7800 firmwared7800d8500 firmwared8500r6400 firmwarer6400r6700 firmwarer6700r6900 firmwarer6900r7000 firmwarer7000+14

Source: NVD CPE · 27 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time

Offensive Security exploit database

GitHub PoC Search

Community PoC repositories

Rapid7 / Metasploit

Metasploit module search

Security advisories & exploits

Official NIST entry

CVE Program entry

External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://kb.netgear.com/000051476/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-and-Gateways-PSV-2017-0320

ADVISORYhttps://kb.netgear.com/000051476/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-and-Gateways-PSV-2017-0320

All References (2)

→

https://kb.netgear.com/000051476/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-and-Gateways-PSV-2017-0320Vendor Advisory

→

https://kb.netgear.com/000051476/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-and-Gateways-PSV-2017-0320Vendor Advisory

Quick Facts

CVE IDCVE-2017-18767

CVSS Score6.8 / 10

SeverityMEDIUM

WeaknessCWE-74

CISA KEVNo

Affected1 vendor(s)

PublishedApr 22, 2020

Related CVEs (CWE-74)

Recommended Actions

→Apply vendor patches immediately
→Monitor CVE-2017-18767 in threat intel feeds
→Review IDS/IPS signatures for exploitation attempts

Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.

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