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TI-2021-20618 Aliases CVE-2021-45531GHSA-8jx3-84v7-hf92

NETGEAR D6220 devices before 1.0.0.76 are affected by command injection by an authenticated user.

Priority MEDIUM 41CWE-77Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-77.

Summary

NETGEAR D6220 devices before 1.0.0.76 are affected by command injection by an authenticated user.

Why it matters now

EPSS 0.01276 70th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:netgear:d6220_firmware:*:*:*:*:*:*:*:*before 1.0.0.76VulnerableNETGEAR
cpe:2.3:h:netgear:d6220:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
  • cpe:2.3:o:netgear:d6220_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.76 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:d6220:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-45531
  2. 2026-10-03 Alias added: GHSA-8jx3-84v7-hf92

References

Advisory 1

  • TI-2016-05377 NETGEAR R6250 before 1.0.4.6.Beta, R6400 before 1.0.1.18.Beta, R6700 before… KEVCVSS 3.1HIGH 8.8
  • TI-2017-03537 An issue was discovered on NETGEAR R8500, R8300, R7000, R6400, R7300, R7100LG, R6300v2… KEVCVSS 3.1HIGH 8.1
  • TI-2023-16567 Netgear D6220 with Firmware Version 1.0.0.80, D8500 with Firmware Version 1.0.3.60, R6700… CVSS 3.1HIGH 8.8
  • TI-2022-10624 Buffer overflow in NETGEAR R6700v3 CVSS 3.1HIGH 8.8
  • TI-2021-13978 Stack-based buffer overflow in NETGEAR R6400v2 CVSS 3.1HIGH 8.8
  • TI-2021-16116 Certain NETGEAR devices are affected by lack of access control at the function level. CVSS 3.1CRITICAL 10.0
See all 52 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences