Vulnerability Monitor

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CVE-2018-3658


Multiple memory leaks in Intel AMT in Intel CSME firmware versions before 12.0.5 may allow an unauthenticated user with Intel AMT provisioned to potentially cause a partial denial of service via network access.


Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.3, 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 and limited availability for affected systems. Impacting 25 products from siemens, from siemens, from siemens and 22 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2018, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.


Published

2018-09-12T19:29:02.967

Last Modified

2024-11-21T04:05:51.020

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

CVSSv2 Vector

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

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

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-772

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System siemens simatic_field_pg_m5_firmware < 22.01.06 Yes
Hardware siemens simatic_field_pg_m5 - No
Operating System siemens simatic_ipc427e_firmware < 21.01.09 Yes
Hardware siemens simatic_ipc427e - No
Operating System siemens simatic_ipc477e_firmware < 21.01.09 Yes
Hardware siemens simatic_ipc477e - No
Operating System siemens simatic_ipc547e_firmware < r1.30.0 Yes
Hardware siemens simatic_pc547e - No
Operating System siemens simatic_pc547g_firmware < r1.23.0 Yes
Hardware siemens simatic_ipc547g - No
Operating System siemens simatic_ipc627d_firmware < 19.02.11 Yes
Hardware siemens simatic_ipc627d - No
Operating System siemens simatic_ipc647d_firmware < 19.01.14 Yes
Hardware siemens simatic_ipc647d - No
Operating System siemens simatic_ipc677d_firmware < 19.02.11 Yes
Hardware siemens simatic_ipc677d - No
Operating System siemens simatic_ipc827d_firmware < 19.02.11 Yes
Hardware siemens simatic_ipc827d - No
Operating System siemens simatic_ipc847d_firmware < 19.01.14 Yes
Hardware siemens simatic_ipc847d - No
Operating System siemens simatic_itp1000_firmware < 23.01.04 Yes
Hardware siemens simatic_itp1000 - No
Application intel converged_security_management_engine_firmware < 12.0.5 Yes
Operating System intel active_management_technology_firmware < 12.0.5 Yes
Operating System intel manageability_engine_firmware < 11.0 Yes

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 siemens'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.