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TI-2021-20693 Aliases CVE-2021-45606GHSA-r8rv-w7g7-rvh2

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated…

Priority MEDIUM 40CWE-787Published · 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-787 and the CVSS impact.

Summary

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects R6400 before 1.0.1.70, R7000 before 1.0.11.126, R7900 before 1.0.4.46, R7900P before 1.4.2.84, R7960P before 1.4.2.84, R8000 before 1.0.4.74, R8000P before 1.4.2.84, RAX200 before 1.0.4.120, RS400 before 1.5.1.80, R6400v2 before 1.0.4.118, R7000P before 1.3.3.140, RAX80 before 1.0.4.120, R6700v3 before 1.0.4.118, R6900P before 1.3.3.140, and RAX75 before 1.0.4.120.

Why it matters now

EPSS 0.00951 61st 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 · 30

CPEVersionsRoleVendor
cpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:*before 1.0.1.70VulnerableNETGEAR
cpe:2.3:h:netgear:r6400:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
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:r7900_firmware:*:*:*:*:*:*:*:*before 1.0.4.46VulnerableNETGEAR
cpe:2.3:h:netgear:r7900:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r7900p_firmware:*:*:*:*:*:*:*:*before 1.4.2.84VulnerableNETGEAR
cpe:2.3:h:netgear:r7900p:-:*:*:*:*:*:*:*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:r6400_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.70 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r6400:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • 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:r7900_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.46 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r7900:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r7900p_firmware:*:*:*:*:*:*:*:* Versions before 1.4.2.84 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r7900p:-:*:*:*:*:*:*:* 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
Show 20 more CPE
CPEVersionsRoleVendor
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:r7000p_firmware:*:*:*:*:*:*:*:*before 1.3.3.140VulnerableNETGEAR
cpe:2.3:h:netgear:r7000p:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:*before 1.3.3.140VulnerableNETGEAR
cpe:2.3:h:netgear:r6900p:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r6700v3_firmware:*:*:*:*:*:*:*:*before 1.0.4.118VulnerableNETGEAR
cpe:2.3:h:netgear:r6700v3:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r6400v2_firmware:*:*:*:*:*:*:*:*before 1.0.4.118VulnerableNETGEAR
cpe:2.3:h:netgear:r6400v2:-:*:*:*:*:*:*:*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:rax80_firmware:*:*:*:*:*:*:*:*before 1.0.4.120VulnerableNETGEAR
cpe:2.3:h:netgear:rax80:-:*:*:*:*:*:*:*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:rs400_firmware:*:*:*:*:*:*:*:*before 1.5.1.80VulnerableNETGEAR
cpe:2.3:h:netgear:rs400:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
  • 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
  • cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:* Versions before 1.3.3.140 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r7000p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:* Versions before 1.3.3.140 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r6900p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r6700v3_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.118 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r6700v3:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:r6400v2_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.118 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r6400v2:-:*:*:*:*:*:*:* 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: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: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:rs400_firmware:*:*:*:*:*:*:*:* Versions before 1.5.1.80 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rs400:-:*:*:*:*:*:*:* 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-2021-45606
  2. 2026-10-03 Alias added: GHSA-r8rv-w7g7-rvh2

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-2023-18149 Buffer Overflow vulnerability in NETGEAR R6400v2 before version 1.0.4.118, allows remote… CVSS 3.1CRITICAL 9.8
  • TI-2018-15124 Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. CVSS 3.1CRITICAL 9.8
  • TI-2021-20709 Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. CVSS 3.1CRITICAL 9.8
  • TI-2021-13978 Stack-based buffer overflow in NETGEAR R6400v2 CVSS 3.1HIGH 8.8
See all 112 →

Sources

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