HOMEVULNERABILITIESCVE-2017-18740
MEDIUM

CVE-2017-18740

NVD-CWE-noinfoPublished: April 23, 2020· Updated: Jun 17, 2026

6.3
CVSS v3.1

Official Description

Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects D3600 before 1.0.0.61, D6000 before 1.0.0.61, D6100 before 1.0.0.55, D7800 before 1.0.1.28, R6100 before 1.0.1.16, R7500 before 1.0.0.112, R7500v2 before 1.0.3.20, R7800 before 1.0.2.36, R9000 before 1.0.2.40, WNDR3700v4 before 1.0.2.88, WNDR4300 before 1.0.2.90, WNDR4300v2 before 1.0.0.48, WNDR4500v3 before 1.0.0.48, and WNR2000v5 before 1.0.0.58.

NVD Source

Technical Analysis

CVE-2017-18740 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.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityLow
AvailabilityLow
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected Vendors & Products

netgear24 product(s)
d3600 firmwared3600d6000 firmwared6000d6100 firmwared6100d7800 firmwared7800r7500 firmwarer7500r7800 firmwarer7800+12
Source: NVD CPE · 26 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/000051515/Security-Advisory-for-Security-Misconfiguration-on-Some-Routers-and-Gateways-PSV-2017-0615
ADVISORYhttps://kb.netgear.com/000051515/Security-Advisory-for-Security-Misconfiguration-on-Some-Routers-and-Gateways-PSV-2017-0615

All References (2)

→
https://kb.netgear.com/000051515/Security-Advisory-for-Security-Misconfiguration-on-Some-Routers-and-Gateways-PSV-2017-0615Vendor Advisory
→
https://kb.netgear.com/000051515/Security-Advisory-for-Security-Misconfiguration-on-Some-Routers-and-Gateways-PSV-2017-0615Vendor Advisory

Quick Facts

CVE IDCVE-2017-18740
CVSS Score6.3 / 10
SeverityMEDIUM
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected1 vendor(s)
PublishedApr 23, 2020

Related CVEs (NVD-CWE-noinfo)

CVE-2011-0807
10.0
CVE-2023-40455
10.0
CVE-2019-25136
10.0
CVE-2014-2623
10.0
CVE-2023-38586
10.0
CVE-2015-3042
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Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2017-18740 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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