What is CVE-2020-16988?

CVE-2020-16988 is a medium-severity vulnerability in Microsoft Azure Sphere. CVSS score: 6.9/10. Published 2020-11-11.

How severe is CVE-2020-16988?

Medium severity. CVSS v3 base score is 6.9 out of 10.

Vulnerability in Microsoft Azure Sphere

CVE-2020-16988

Azure Sphere Elevation of Privilege Vulnerability

Published 2020-11-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.9 (Medium). Vector: CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (52.3th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Microsoft Azure Sphere — versions 20.00
Microsoft Azure Sphere

References

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16988 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2020-16988?: CVE-2020-16988 is a medium-severity vulnerability in Microsoft Azure Sphere. CVSS score: 6.9/10. Published 2020-11-11.
How severe is CVE-2020-16988?: Medium severity. CVSS v3 base score is 6.9 out of 10.