HOMEVULNERABILITIESCVE-2017-18748
HIGH

CVE-2017-18748

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

8.8
CVSS v3.1

Official Description

Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects EX6200v2 before 1.0.1.44, R6100 before 1.0.1.12, R7500 before 1.0.0.108, R7500v2 before 1.0.3.10, R7800 before 1.0.2.28, R9000 before 1.0.2.30, WNDR4300v2 before 1.0.0.48, and WNDR4500v3 before 1.0.0.48.

NVD Source

Technical Analysis

CVE-2017-18748 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)
ex6200 firmwareex6200r6100 firmwarer6100r7500 firmwarer7500r7800 firmwarer7800r9000 firmwarer9000wndr4300 firmwarewndr4300+2
Source: NVD CPE · 15 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/000051506/Security-Advisory-for-Security-Misconfiguration-on-Some-Routers-and-Extenders-PSV-2016-0104
ADVISORYhttps://kb.netgear.com/000051506/Security-Advisory-for-Security-Misconfiguration-on-Some-Routers-and-Extenders-PSV-2016-0104

All References (2)

→
https://kb.netgear.com/000051506/Security-Advisory-for-Security-Misconfiguration-on-Some-Routers-and-Extenders-PSV-2016-0104Vendor Advisory
→
https://kb.netgear.com/000051506/Security-Advisory-for-Security-Misconfiguration-on-Some-Routers-and-Extenders-PSV-2016-0104Vendor Advisory

Quick Facts

CVE IDCVE-2017-18748
CVSS Score8.8 / 10
SeverityHIGH
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected1 vendor(s)
PublishedApr 23, 2020

Related CVEs (NVD-CWE-noinfo)

CVE-2011-0732
10.0
CVE-2010-4722
10.0
CVE-2010-4449
10.0
CVE-2011-0496
10.0
CVE-2009-5052
10.0
CVE-2010-4724
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2017-18748 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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