Vulnerability Monitor

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CVE-2021-45603


Certain NETGEAR devices are affected by disclosure of sensitive information. A UPnP request reveals a device's serial number, which can be used for a password reset. This affects D7800 before 1.0.1.66, EX2700 before 1.0.1.68, WN3000RPv2 before 1.0.0.90, WN3000RPv3 before 1.0.2.100, LBR1020 before 2.6.5.20, LBR20 before 2.6.5.32, R6700AX before 1.0.10.110, R7800 before 1.0.2.86, R8900 before 1.0.5.38, R9000 before 1.0.5.38, RAX10 before 1.0.10.110, RAX120v1 before 1.2.3.28, RAX120v2 before 1.2.3.28, RAX70 before 1.0.10.110, RAX78 before 1.0.10.110, XR450 before 2.3.2.130, XR500 before 2.3.2.130, and XR700 before 1.0.1.46.


Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 6.1, requiring local system access to exploit with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts confidentiality (data exposure), and limited availability for affected systems. Impacting 36 products from netgear, from netgear, from netgear and 33 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2021, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2021-12-26T01:15:17.853

Last Modified

2024-11-21T06:32:38.527

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.1 (MEDIUM)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:P/I:N/A:N

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: NONE
  • Availability Impact: NONE
Exploitability Score

3.9

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-200

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System netgear d7800_firmware < 1.0.1.66 Yes
Hardware netgear d7800 - No
Operating System netgear ex2700_firmware < 1.0.1.68 Yes
Hardware netgear ex2700 - No
Operating System netgear wn3000rpv2_firmware < 1.0.0.90 Yes
Hardware netgear wn3000rpv2 - No
Operating System netgear wn3000rpv3_firmware < 1.0.2.100 Yes
Hardware netgear wn3000rpv3 - No
Operating System netgear lbr1020_firmware < 2.6.5.20 Yes
Hardware netgear lbr1020 - No
Operating System netgear lbr20_firmware < 2.6.5.32 Yes
Hardware netgear lbr20 - No
Operating System netgear r6700ax_firmware < 1.0.10.110 Yes
Hardware netgear r6700ax - No
Operating System netgear r7800_firmware < 1.0.2.86 Yes
Hardware netgear r7800 - No
Operating System netgear r8900_firmware < 1.0.5.38 Yes
Hardware netgear r8900 - No
Operating System netgear r9000_firmware < 1.0.5.38 Yes
Hardware netgear r9000 - No
Operating System netgear rax10_firmware < 1.0.10.110 Yes
Hardware netgear rax10 - No
Operating System netgear rax120v1_firmware < 1.2.3.28 Yes
Hardware netgear rax120v1 - No
Operating System netgear rax120v2_firmware < 1.2.3.28 Yes
Hardware netgear rax120v2 - No
Operating System netgear rax70_firmware < 1.0.10.110 Yes
Hardware netgear rax70 - No
Operating System netgear rax78_firmware < 1.0.10.110 Yes
Hardware netgear rax78 - No
Operating System netgear xr450_firmware < 2.3.2.130 Yes
Hardware netgear xr450 - No
Operating System netgear xr500_firmware < 2.3.2.130 Yes
Hardware netgear xr500 - No
Operating System netgear xr700_firmware < 1.0.1.46 Yes
Hardware netgear xr700 - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For netgear's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.