Denial-of-Service Vulnerability in Microsoft Azure Sphere
CVE-2020-35609

5.5MEDIUM

Key Information:

Vendor

Microsoft
Status
Azure Sphere
Vendor
CVE Published:
22 December 2020

What is CVE-2020-35609?

A denial-of-service vulnerability exists within the asynchronous ioctl functionality of Microsoft Azure Sphere version 20.05. This security flaw can be exploited through a series of carefully crafted ioctl calls, leading to a potential system disruption. By executing arbitrary shellcode, an attacker can trigger this vulnerability, impacting the overall stability and availability of the affected systems.

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References

https://www.talosintelligence.com/vulnerability_reports/T...
x_refsource_MISC
https://talosintelligence.com/vulnerability_reports/TALOS...
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CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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