HOMEVULNERABILITIESCVE-2021-38531
HIGH

CVE-2021-38531

NVD-CWE-noinfoPublished: August 11, 2021· Updated: Jun 17, 2026

7.2
CVSS v3.1

Official Description

Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects D6200 before 1.1.00.40, D7000 before 1.0.1.78, R6020 before 1.0.0.42, R6080 before 1.0.0.42, R6120 before 1.0.0.66, R6260 before 1.1.0.78, R6700v2 before 1.2.0.76, R6800 before 1.2.0.76, R6900v2 before 1.2.0.76, R7450 before 1.2.0.76, AC2100 before 1.2.0.76, and AC2400 before 1.2.0.76.

NVD Source

Technical Analysis

CVE-2021-38531 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

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 7.2.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.High
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

netgear24 product(s)
d6200 firmwared6200d7000 firmwared7000r6020 firmwarer6020r6080 firmwarer6080r6120 firmwarer6120r6260 firmwarer6260+12
Source: NVD CPE · 24 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/000063769/Security-Advisory-for-Security-Misconfiguration-on-Some-Routers-and-Gateways-PSV-2019-0113
ADVISORYhttps://kb.netgear.com/000063769/Security-Advisory-for-Security-Misconfiguration-on-Some-Routers-and-Gateways-PSV-2019-0113

All References (2)

→
https://kb.netgear.com/000063769/Security-Advisory-for-Security-Misconfiguration-on-Some-Routers-and-Gateways-PSV-2019-0113Vendor Advisory
→
https://kb.netgear.com/000063769/Security-Advisory-for-Security-Misconfiguration-on-Some-Routers-and-Gateways-PSV-2019-0113Vendor Advisory

Quick Facts

CVE IDCVE-2021-38531
CVSS Score7.2 / 10
SeverityHIGH
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected1 vendor(s)
PublishedAug 11, 2021

Related CVEs (NVD-CWE-noinfo)

CVE-2017-10151
10.0
CVE-2017-10269
10.0
CVE-2017-10137
10.0
CVE-2017-10405
10.0
CVE-2017-10402
10.0
CVE-2017-14378
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2021-38531 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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