Vulnerability Monitor

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CVE-2021-45556


Certain NETGEAR devices are affected by command injection by an authenticated user. This affects GS108Tv2 before 5.4.2.36, GS110TPP before 7.0.7.2, GS110TPv2 before 5.4.2.36., GS110TPv3 before 7.0.7.2, GS308T before 1.0.3.2, GS310TP before 1.0.3.2, GS724TPP before 2.0.6.3, GS724TPv2 before 2.0.6.3, GS728TPPv2 before 6.0.8.2, GS728TPv2 before 6.0.8.2, GS752TPP before 6.0.8.2, GS752TPv2 before 6.0.8.2, MS510TXM before 1.0.4.2, and MS510TXUP before 1.0.4.2.


Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.5, indicating it requires adjacent network access but requires specific conditions to be met without requiring user interaction . The vulnerability impacts limited data confidentiality, integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 28 products from netgear, from netgear, from netgear and 25 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

2021-12-26T01:15:15.660

Last Modified

2024-11-21T06:32:30.637

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: SINGLE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

8.0

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-77

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System netgear gs108tv2_firmware < 5.4.2.36 Yes
Hardware netgear gs108tv2 - No
Operating System netgear gs110tpp_firmware < 7.0.7.2 Yes
Hardware netgear gs110tpp - No
Operating System netgear gs110tpv2_firmware < 5.4.2.36 Yes
Hardware netgear gs110tpv2 - No
Operating System netgear gs308t_firmware < 1.0.3.2 Yes
Hardware netgear gs308t - No
Operating System netgear gs110tpv3_firmware < 7.0.7.2 Yes
Hardware netgear gs110tpv3 - No
Operating System netgear gs310tp_firmware < 1.0.3.2 Yes
Hardware netgear gs310tp - No
Operating System netgear gs724tpp_firmware < 2.0.6.3 Yes
Hardware netgear gs724tpp - No
Operating System netgear gs724tpv2_firmware < 2.0.6.3 Yes
Hardware netgear gs724tpv2 - No
Operating System netgear gs728tppv2_firmware < 6.0.8.2 Yes
Hardware netgear gs728tppv2 - No
Operating System netgear gs728tpv2_firmware < 6.0.8.2 Yes
Hardware netgear gs728tpv2 - No
Operating System netgear gs752tpp_firmware < 6.0.8.2 Yes
Hardware netgear gs752tpp - No
Operating System netgear gs752tpv2_firmware < 6.0.8.2 Yes
Hardware netgear gs752tpv2 - No
Operating System netgear ms510txm_firmware < 1.0.4.2 Yes
Hardware netgear ms510txm - No
Operating System netgear ms510txup_firmware < 1.0.4.2 Yes
Hardware netgear ms510txup - 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.