What’s Vulnerable › Vulnerabilities

CVE-2020-16984: Azure Sphere Unsigned Code Execution Vulnerability

• Severity: high (CVSS 7.2 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-11-11 · updated 2026-06-17

Description

Azure Sphere Unsigned Code Execution Vulnerability

Affected products

• Microsoft Azure Sphere: before 20.08 — fixed in 20.08
• Microsoft Azure Sphere: from 20.00 before publication — fixed in publication

How to fix

Upgrade to a fixed version: Microsoft Azure Sphere 20.08; Microsoft Azure Sphere publication. Check the vendor advisory for mitigations.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16984
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1128
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16984
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1128

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