What is CVE-2023-21531?

CVE-2023-21531 is a high-severity vulnerability in Microsoft Azure_service_fabric, classified under Improper Access Control. CVSS score: 7.0/10. Published 2023-01-10.

How severe is CVE-2023-21531?

High severity. CVSS v3 base score is 7.0 out of 10.

Privilege escalation in Microsoft Azure_service_fabric

CVE-2023-21531

Azure Service Fabric Container Elevation of Privilege Vulnerability

EPSS: 0.007 (48.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Microsoft Azure_service_fabric — versions 8.2, 9.0, 9.1
Microsoft Azure Service Fabric 8.2 — versions 8.2
Microsoft Azure Service Fabric 9.0 For Linux — versions 9.0
Microsoft Azure Service Fabric 9.1 — versions 9.1

Weakness classification (CWE)

CWE-284 — Improper Access Control
CWE-269 — Improper Privilege Management

References

secure@microsoft.com (vendor-advisory)

Frequently asked questions

What is CVE-2023-21531?: CVE-2023-21531 is a high-severity vulnerability in Microsoft Azure_service_fabric, classified under Improper Access Control. CVSS score: 7.0/10. Published 2023-01-10.
How severe is CVE-2023-21531?: High severity. CVSS v3 base score is 7.0 out of 10.