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TI-2021-20610 Aliases CVE-2021-45523GHSA-qmw2-f5xc-5j93

NETGEAR R7000 devices before 1.0.9.42 are affected by a buffer overflow by an authenticated user.

Priority LOW 31CWE-120Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · 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

NETGEAR R7000 devices before 1.0.9.42 are affected by a buffer overflow by an authenticated user.

Why it matters now

EPSS 0.01058 64th 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 · 2

CPEVersionsRoleVendor
cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:*before 1.0.9.42VulnerableNETGEAR
cpe:2.3:h:netgear:r7000:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
  • cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.9.42 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:r7000:-:*:*:*:*:*:*:* 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-2021-45523
  2. 2026-10-03 Alias added: GHSA-qmw2-f5xc-5j93

References

Advisory 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