HOMEVULNERABILITIESCVE-2017-18736
HIGH

CVE-2017-18736

CWE-74Published: April 23, 2020· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official Description

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects JR6150 before 1.0.1.10, R6050 before 1.0.1.10, R6220 before 1.1.0.50, R6700v2 before 1.2.0.4, R6800 before 1.2.0.4, R6900v2 before 1.2.0.4, and WNDR3700v5 before 1.1.0.48.

NVD Source

Technical Analysis

CVE-2017-18736 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

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 8.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

netgear14 product(s)
jr6150 firmwarejr6150r6050 firmwarer6050r6220 firmwarer6220r6700 firmwarer6700r6800 firmwarer6800r6900 firmwarer6900+2
Source: NVD CPE · 14 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
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/000051519/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-PSV-2017-2142
ADVISORYhttps://kb.netgear.com/000051519/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-PSV-2017-2142

All References (2)

→
https://kb.netgear.com/000051519/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-PSV-2017-2142Vendor Advisory
→
https://kb.netgear.com/000051519/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-PSV-2017-2142Vendor Advisory

Quick Facts

CVE IDCVE-2017-18736
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-74
CISA KEVNo
Affected1 vendor(s)
PublishedApr 23, 2020

Related CVEs (CWE-74)

CVE-2025-20265
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CVE-2026-56699
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CVE-2024-42472
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CVE-2026-44182
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CVE-2014-8423
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CVE-2024-38366
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Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2017-18736 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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