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TI-2021-20607 Aliases CVE-2021-45520GHSA-9cc4-3w36-v5r4

Certain NETGEAR devices are affected by a hardcoded password.

Priority MEDIUM 42CWE-798Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
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-798.

Summary

Certain NETGEAR devices are affected by a hardcoded password. This affects RBK352 before 4.4.0.10, RBR350 before 4.4.0.10, and RBS350 before 4.4.0.10.

Why it matters now

EPSS 0.00421 36th 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 · 6

CPEVersionsRoleVendor
cpe:2.3:o:netgear:rbk352_firmware:*:*:*:*:*:*:*:*before 4.4.0.10VulnerableNETGEAR
cpe:2.3:h:netgear:rbk352:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:rbr350_firmware:*:*:*:*:*:*:*:*before 4.4.0.10VulnerableNETGEAR
cpe:2.3:h:netgear:rbr350:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:rbs350_firmware:*:*:*:*:*:*:*:*before 4.4.0.10VulnerableNETGEAR
cpe:2.3:h:netgear:rbs350:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
  • cpe:2.3:o:netgear:rbk352_firmware:*:*:*:*:*:*:*:* Versions before 4.4.0.10 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rbk352:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:rbr350_firmware:*:*:*:*:*:*:*:* Versions before 4.4.0.10 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rbr350:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:rbs350_firmware:*:*:*:*:*:*:*:* Versions before 4.4.0.10 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:rbs350:-:*:*:*:*:*:*:* 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-2021-45520
  2. 2026-10-03 Alias added: GHSA-9cc4-3w36-v5r4

References

  • TI-2021-20706 Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. CVSS 3.1CRITICAL 9.8
  • TI-2021-20739 Certain NETGEAR devices are affected by disclosure of sensitive information. CVSS 3.1CRITICAL 9.6
  • TI-2021-20581 Certain NETGEAR devices are affected by an attacker's ability to read arbitrary files. CVSS 3.1HIGH 8.4
  • TI-2021-20740 Certain NETGEAR devices are affected by disclosure of sensitive information. CVSS 3.1HIGH 7.5
  • TI-2021-20735 Certain NETGEAR devices are affected by disclosure of sensitive information. CVSS 3.1HIGH 7.5
  • TI-2021-20608 Certain NETGEAR devices are affected by a hardcoded password. CVSS 3.1HIGH 7.4

Sources