HOMEVULNERABILITIESCVE-2021-45650
HIGH

CVE-2021-45650

CWE-200Published: December 26, 2021· Updated: Jun 17, 2026

7.5
CVSS v3.1

Official Description

Certain NETGEAR devices are affected by disclosure of sensitive information. This affects R7000 before 1.0.11.110, R7900 before 1.0.4.30, R8000 before 1.0.4.62, RS400 before 1.5.1.80, R6400v2 before 1.0.4.102, R7000P before 1.3.2.126, R6700v3 before 1.0.4.102, and R6900P before 1.3.2.126.

NVD Source

Technical Analysis

CVE-2021-45650 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

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), with a CVSS base score of 7.5.

From a weakness classification perspective (CWE-200): Information exposure vulnerabilities leak sensitive data to unauthorized actors.

CVSS v3.1 Vector Breakdown

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

Affected Vendors & Products

netgear16 product(s)
r7000 firmwarer7000r7900 firmwarer7900r8000 firmwarer8000rs400 firmwarers400r6400v2 firmwarer6400v2r7000p firmwarer7000p+4
Source: NVD CPE · 16 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (2)

Quick Facts

CVE IDCVE-2021-45650
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-200
CISA KEVNo
Affected1 vendor(s)
PublishedDec 26, 2021

Related CVEs (CWE-200)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2021-45650 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.