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TI-2021-20617 Aliases CVE-2021-45530GHSA-c22f-2mc2-g4mc

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user.

Priority MEDIUM 40CWE-120Published · 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-120 and the CVSS impact.

Summary

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects R7000 before 1.0.11.126, R7960P before 1.4.2.84, R8000 before 1.0.4.74, RAX200 before 1.0.4.120, R8000P before 1.4.2.84, RAX20 before 1.0.2.82, RAX45 before 1.0.2.82, RAX80 before 1.0.4.120, R7900P before 1.4.2.84, RAX15 before 1.0.2.82, RAX50 before 1.0.2.82, and RAX75 before 1.0.4.120.

Why it matters now

EPSS 0.00896 59th 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 · 24

CPEVersionsRoleVendor
cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:*before 1.0.11.126VulnerableNETGEAR
cpe:2.3:h:netgear:r7000:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:*before 1.4.2.84VulnerableNETGEAR
cpe:2.3:h:netgear:r7000p:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r7960p_firmware:*:*:*:*:*:*:*:*before 1.4.2.84VulnerableNETGEAR
cpe:2.3:h:netgear:r7960p:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:*before 1.0.4.74VulnerableNETGEAR
cpe:2.3:h:netgear:r8000:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r8000p_firmware:*:*:*:*:*:*:*:*before 1.4.2.84VulnerableNETGEAR
cpe:2.3:h:netgear:r8000p:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
  • cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.11.126 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r7000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:* Versions before 1.4.2.84 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r7000p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r7960p_firmware:*:*:*:*:*:*:*:* Versions before 1.4.2.84 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r7960p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.74 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r8000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r8000p_firmware:*:*:*:*:*:*:*:* Versions before 1.4.2.84 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r8000p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
Show 14 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:netgear:rax20_firmware:*:*:*:*:*:*:*:*before 1.0.2.82VulnerableNETGEAR
cpe:2.3:h:netgear:rax20:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:rax200_firmware:*:*:*:*:*:*:*:*before 1.0.4.120VulnerableNETGEAR
cpe:2.3:h:netgear:rax200:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:rax45_firmware:*:*:*:*:*:*:*:*before 1.0.2.82VulnerableNETGEAR
cpe:2.3:h:netgear:rax45:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:rax15_firmware:*:*:*:*:*:*:*:*before 1.0.2.82VulnerableNETGEAR
cpe:2.3:h:netgear:rax15:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:rax75_firmware:*:*:*:*:*:*:*:*before 1.0.4.120VulnerableNETGEAR
cpe:2.3:h:netgear:rax75:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:rax80_firmware:*:*:*:*:*:*:*:*before 1.0.4.120VulnerableNETGEAR
cpe:2.3:h:netgear:rax80:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:rax50_firmware:*:*:*:*:*:*:*:*before 1.0.2.82VulnerableNETGEAR
cpe:2.3:h:netgear:rax50:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
  • cpe:2.3:o:netgear:rax20_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.82 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rax20:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:rax200_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.120 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rax200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:rax45_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.82 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rax45:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:rax15_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.82 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rax15:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:rax75_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.120 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rax75:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:rax80_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.120 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rax80:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:rax50_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.82 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rax50:-:*:*:*:*:*:*:* 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-2021-45530
  2. 2026-10-03 Alias added: GHSA-c22f-2mc2-g4mc

References

Patch 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-2022-10624 Buffer overflow in NETGEAR R6700v3 CVSS 3.1HIGH 8.8
  • TI-2024-01335 Netgear R7000 Web Management Interface currentsetting.htm information disclosure CVSS 4.0MEDIUM 5.3
  • TI-2021-11800 NETGEAR R7000 1.0.11.116 devices have a heap-based Buffer Overflow that is exploitable… CVSS 3.1HIGH 8.8
  • TI-2023-18149 Buffer Overflow vulnerability in NETGEAR R6400v2 before version 1.0.4.118, allows remote… CVSS 3.1CRITICAL 9.8
  • TI-2022-17353 Netgear Nighthawk AC1900 Smart WiFi Dual Band Gigabit Router R7000-V1.0.11.134_10.2.119… CVSS 3.1CRITICAL 9.8
See all 140 →

Sources

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