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CVE-2020-16984

25
FAUCET Score

CVE-2020-16984 describes an Azure Sphere Unsigned Code Execution Vulnerability affecting Microsoft Azure Sphere devices. This high-severity vulnerability (CVSS 7.8) allows a local, low-privileged attacker to execute arbitrary code with high impact on confidentiality, integrity, and availability. While no public exploit code or active exploitation has been observed, the vulnerability has received limited community discussion and media coverage, indicating low current attention.

Impacted Technologies

VendorProductVersion(s)CPE
< 20.08CPE matchmatch criteria
cpe:2.3:a:microsoft:azure_sphere:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.3HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
HIGH
Availability Impact
LOW
Exploitability Score
2.5
Impact Score
4.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.28%
Probability of exploitation in next 30 days
EPSS Percentile
67.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0128 is in the 94th percentile among its peer group of 17,061 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: Azure Sphere

Vendor Advisories (1)

microsoft2020-Nov/CVE-2020-16984Important

Azure Sphere Unsigned Code Execution Vulnerability

Nov 10, 2020

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2020-16984
PatchVendor Advisory
talosintelligence.com / vulnerability_reports/TALOS-2020-1128
Third Party Advisory