Vulnerability Monitor

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CVE-2021-22276


The vulnerability allows a successful attacker to bypass the integrity check of FW uploaded to the free@home System Access Point.


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 though user interaction is required and does not require pre-existing privileges . The vulnerability impacts limited integrity, and availability (service disruption) for affected systems. Impacting 10 products from abb, from abb, from abb and 7 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

2021-09-23T17:15:11.613

Last Modified

2024-11-21T05:49:49.723

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.1 (MEDIUM)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: PARTIAL
  • Availability Impact: NONE
Exploitability Score

8.6

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-200
  • Type: Primary
    CWE-354

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System abb system_access_point_2.0_firmware < 2.6.4 Yes
Hardware abb system_access_point_2.0 - No
Operating System abb system_access_point_127v_firmware < 2.6.4 Yes
Hardware abb system_access_point_127v - No
Operating System abb wl-system_access_point_127v_firmware < 2.6.4 Yes
Hardware abb wl-system_access_point_127v - No
Operating System abb wl-system_access_point_firmware < 2.6.4 Yes
Hardware abb wl-system_access_point - No
Operating System abb wl-system_access_point_2.0_firmware < 2.6.4 Yes
Hardware abb wl-system_access_point_2.0 - 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 abb'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.