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TI-2021-20711 Aliases CVE-2021-45624GHSA-cxg5-f3gr-66x2

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker.

Priority MEDIUM 45CWE-77Published · Updated

Key facts

Attack vector
Network
Privileges required
None
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

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects D7000v2 before 1.0.0.66, D8500 before 1.0.3.58, R7000 before 1.0.11.110, R7100LG before 1.0.0.72, R7900 before 1.0.4.30, R8000 before 1.0.4.62, XR300 before 1.0.3.56, R7000P before 1.3.2.132, R8500 before 1.0.2.144, R6900P before 1.3.2.132, and R8300 before 1.0.2.144.

Why it matters now

EPSS 0.01701 77th 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 · 22

CPEVersionsRoleVendor
cpe:2.3:o:netgear:d7000v2_firmware:*:*:*:*:*:*:*:*before 1.0.0.66VulnerableNETGEAR
cpe:2.3:h:netgear:d7000v2:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:d8500_firmware:*:*:*:*:*:*:*:*before 1.0.3.58VulnerableNETGEAR
cpe:2.3:h:netgear:d8500:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:*before 1.0.11.110VulnerableNETGEAR
cpe:2.3:h:netgear:r7000:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r7100lg_firmware:*:*:*:*:*:*:*:*before 1.0.0.72VulnerableNETGEAR
cpe:2.3:h:netgear:r7100lg:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r7900_firmware:*:*:*:*:*:*:*:*before 1.0.4.30VulnerableNETGEAR
cpe:2.3:h:netgear:r7900:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
  • cpe:2.3:o:netgear:d7000v2_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.66 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:d7000v2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:d8500_firmware:*:*:*:*:*:*:*:* Versions before 1.0.3.58 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:d8500:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.11.110 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r7000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r7100lg_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.72 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r7100lg:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r7900_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.30 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r7900:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
Show 12 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:*before 1.0.4.62VulnerableNETGEAR
cpe:2.3:h:netgear:r8000:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:xr300_firmware:*:*:*:*:*:*:*:*before 1.0.3.56VulnerableNETGEAR
cpe:2.3:h:netgear:xr300:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:*before 1.3.2.132VulnerableNETGEAR
cpe:2.3:h:netgear:r7000p:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r8500_firmware:*:*:*:*:*:*:*:*before 1.0.2.144VulnerableNETGEAR
cpe:2.3:h:netgear:r8500:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:*before 1.3.2.132VulnerableNETGEAR
cpe:2.3:h:netgear:r6900p:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r8300_firmware:*:*:*:*:*:*:*:*before 1.0.2.144VulnerableNETGEAR
cpe:2.3:h:netgear:r8300:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
  • cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.62 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r8000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:xr300_firmware:*:*:*:*:*:*:*:* Versions before 1.0.3.56 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:xr300:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:* Versions before 1.3.2.132 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r7000p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r8500_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.144 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r8500:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:* Versions before 1.3.2.132 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r6900p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r8300_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.144 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r8300:-:*:*:*:*:*:*:* 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-2021-45624
  2. 2026-10-03 Alias added: GHSA-cxg5-f3gr-66x2

References

Patch 1

  • 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-2021-20701 Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. CVSS 3.1CRITICAL 9.8
  • TI-2021-20700 Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. CVSS 3.1CRITICAL 9.8
  • TI-2021-20725 Certain NETGEAR devices are affected by a stack-based buffer overflow by an… CVSS 3.1CRITICAL 9.8
  • TI-2021-20697 Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. CVSS 3.1CRITICAL 9.8
See all 14 →

Sources

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