HOMEVULNERABILITIESCVE-2020-26929
HIGH

CVE-2020-26929

CWE-77Published: October 9, 2020· Updated: Jun 17, 2026

8.0
CVSS v3.1

Official Description

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R6220 before 1.1.0.100 and R6230 before 1.1.0.100.

NVD Source

Technical Analysis

CVE-2020-26929 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

Exploitation requires low 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 8.0.

CVSS v3.1 Vector Breakdown

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

Affected Vendors & Products

netgear4 product(s)
r6230 firmwarer6230r6220 firmwarer6220
Source: NVD CPE · 4 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-2020-26929
CVSS Score8.0 / 10
SeverityHIGH
WeaknessCWE-77
CISA KEVNo
Affected1 vendor(s)
PublishedOct 9, 2020

Related CVEs (CWE-77)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2020-26929 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.