Vulnerability Monitor

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CVE-2020-3470


Multiple vulnerabilities in the API subsystem of Cisco Integrated Management Controller (IMC) could allow an unauthenticated, remote attacker to execute arbitrary code with root privileges. The vulnerabilities are due to improper boundary checks for certain user-supplied input. An attacker could exploit these vulnerabilities by sending a crafted HTTP request to the API subsystem of an affected system. When this request is processed, an exploitable buffer overflow condition may occur. A successful exploit could allow the attacker to execute arbitrary code with root privileges on the underlying operating system (OS).


Security Impact Summary

This vulnerability carries a CRITICAL severity rating with a CVSS v3.1 score of 9.8, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 21 products from cisco, from cisco, from cisco and 18 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2020, 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

2020-11-18T19:15:12.540

Last Modified

2024-11-21T05:31:08.060

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

10.0

Impact Score

10.0

Weaknesses
  • Type: Secondary
    CWE-119
  • Type: Primary
    CWE-20

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application cisco enterprise_nfv_infrastructure_software < 4.4.1 Yes
Hardware cisco enterprise_network_compute_system_5100 - No
Hardware cisco enterprise_network_compute_system_5400 - No
Application cisco integrated_management_controller ≤ 4.0\(4l\) Yes
Hardware cisco c125_m5 - No
Hardware cisco c220_m5 - No
Hardware cisco c240_m5 - No
Hardware cisco c480_m5 - No
Hardware cisco c480_ml_m5 - No
Application cisco integrated_management_controller ≤ 3.0\(4q\) Yes
Application cisco integrated_management_controller ≤ 4.0\(2l\) Yes
Application cisco integrated_management_controller ≤ 4.1\(1f\) Yes
Hardware cisco ucs_c220_m4 - No
Hardware cisco ucs_c460_m4 - No
Application cisco integrated_management_controller ≤ 3.0\(4q\) Yes
Hardware cisco ucs_c22_m3 - No
Hardware cisco ucs_c220_m3 - No
Hardware cisco ucs_c24_m3 - No
Hardware cisco ucs_c240_m3 - No
Hardware cisco ucs_c420_m3 - No
Application cisco integrated_management_controller < 3.2.11.3 Yes
Hardware cisco ucs_e-series_m1 - No
Hardware cisco ucs_e-series_m2 - No
Hardware cisco ucs_e-series_m3 - No
Application cisco integrated_management_controller ≤ 4.0\(4l\) Yes
Application cisco integrated_management_controller ≤ 4.1\(1f\) Yes
Hardware cisco ucs_s3260 - No
Application cisco integrated_management_controller ≤ 3.0\(4q\) Yes
Hardware cisco ucs_s3160 - 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 cisco'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.