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TI-2021-20624 Aliases CVE-2021-45537GHSA-8mvv-3xxr-4jvf

Certain NETGEAR devices are affected by command injection by an authenticated user .

Priority LOW 37CWE-77Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
High
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 · CNA. Fix status from CNA. Impact type from CWE-77.

Summary

Certain NETGEAR devices are affected by command injection by an authenticated user . This affects RAX200 before 1.0.3.106, RAX75 before 1.0.3.106, RAX80 before 1.0.3.106, RBK752 before 3.2.16.6, RBR750 before 3.2.16.6, RBS750 before 3.2.16.6, RBK852 before 3.2.16.6, RBR850 before 3.2.16.6, and RBS850 before 3.2.16.6.

Why it matters now

EPSS 0.00631 50th 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 · 18

CPEVersionsRoleVendor
cpe:2.3:o:netgear:rax200_firmware:*:*:*:*:*:*:*:*before 1.0.3.106VulnerableNETGEAR
cpe:2.3:h:netgear:rax200:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:rax80_firmware:*:*:*:*:*:*:*:*before 1.0.3.106VulnerableNETGEAR
cpe:2.3:h:netgear:rax80:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:rax75_firmware:*:*:*:*:*:*:*:*before 1.0.3.106VulnerableNETGEAR
cpe:2.3:h:netgear:rax75:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:h:netgear:rbk752:-:*:*:*:*:*:*:*not specified by NVDVulnerableNETGEAR
cpe:2.3:h:netgear:rbk752:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:rbr750_firmware:*:*:*:*:*:*:*:*before 3.2.16.6VulnerableNETGEAR
cpe:2.3:h:netgear:rbr750:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
  • cpe:2.3:o:netgear:rax200_firmware:*:*:*:*:*:*:*:* Versions before 1.0.3.106 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 1.0.3.106 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 1.0.3.106 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rax75:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:h:netgear:rbk752:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rbk752:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:rbr750_firmware:*:*:*:*:*:*:*:* Versions before 3.2.16.6 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rbr750:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
Show 8 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:netgear:rbs750_firmware:*:*:*:*:*:*:*:*before 3.2.16.6VulnerableNETGEAR
cpe:2.3:h:netgear:rbs750:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:rbk852_firmware:*:*:*:*:*:*:*:*before 3.2.16.6VulnerableNETGEAR
cpe:2.3:h:netgear:rbk852:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:rbr850_firmware:*:*:*:*:*:*:*:*before 3.2.16.6VulnerableNETGEAR
cpe:2.3:h:netgear:rbr850:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:rbs850_firmware:*:*:*:*:*:*:*:*before 3.2.16.6VulnerableNETGEAR
cpe:2.3:h:netgear:rbs850:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
  • cpe:2.3:o:netgear:rbs750_firmware:*:*:*:*:*:*:*:* Versions before 3.2.16.6 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rbs750:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:rbk852_firmware:*:*:*:*:*:*:*:* Versions before 3.2.16.6 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rbk852:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:rbr850_firmware:*:*:*:*:*:*:*:* Versions before 3.2.16.6 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rbr850:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:rbs850_firmware:*:*:*:*:*:*:*:* Versions before 3.2.16.6 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rbs850:-:*:*:*:*:*:*:* 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-2021-45537
  2. 2026-10-03 Alias added: GHSA-8mvv-3xxr-4jvf
  3. 2026-10-27 EPSS moved to the 50th–90th percentile

References

  • 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-2021-20709 Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. CVSS 3.1CRITICAL 9.8
  • TI-2021-20699 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
  • TI-2021-20708 Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. CVSS 3.1CRITICAL 9.8
See all 57 →

Sources