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TI-2021-20616 Aliases CVE-2021-45529GHSA-g942-mfwx-h532

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

Priority LOW 33CWE-120Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · CNA. Fix status from CNA.

Summary

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects CBR40 before 2.3.5.12, D7000v2 before 1.0.0.66, D8500 before 1.0.3.58, R6400 before 1.0.1.70, R7000 before 1.0.11.126, R6900P before 1.3.2.124, R7000P before 1.3.2.124, R7900 before 1.0.4.30, R8000 before 1.0.4.52, and WNR3500Lv2 before 1.2.0.62.

Why it matters now

EPSS 0.00475 41st 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 · 20

CPEVersionsRoleVendor
cpe:2.3:o:netgear:cbr40_firmware:*:*:*:*:*:*:*:*before 2.3.5.12VulnerableNETGEAR
cpe:2.3:h:netgear:cbr40:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
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: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:cbr40_firmware:*:*:*:*:*:*:*:* Versions before 2.3.5.12 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:cbr40:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • 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: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
Show 10 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:*before 1.3.2.124VulnerableNETGEAR
cpe:2.3:h:netgear:r7000p:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:*before 1.3.2.124VulnerableNETGEAR
cpe:2.3:h:netgear:r6900p:-:*:*:*:*:*:*:*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:r8000_firmware:*:*:*:*:*:*:*:*before 1.0.4.52VulnerableNETGEAR
cpe:2.3:h:netgear:r8000:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:wnr3500lv2_firmware:*:*:*:*:*:*:*:*before 1.2.0.62VulnerableNETGEAR
cpe:2.3:h:netgear:wnr3500lv2:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
  • cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:* Versions before 1.3.2.124 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 1.3.2.124 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r6900p:-:*:*:*:*:*:*:* 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
  • cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.52 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r8000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:wnr3500lv2_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.62 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:wnr3500lv2:-:*:*:*:*:*:*:* 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-2021-45529
  2. 2026-10-03 Alias added: GHSA-g942-mfwx-h532

References

Patch 1

  • TI-2024-18843 An information leak in the currentsetting.htm component of Netgear CBR40 2.5.0.28… CVSS 3.1HIGH 7.5
  • TI-2024-18842 An information leak in the debuginfo.htm component of Netgear CBR40 2.5.0.28, Netgear… CVSS 3.1MEDIUM 5.4
  • 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-2021-20717 Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. CVSS 3.1CRITICAL 10.0
See all 47 →

Sources

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