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Case File

CVE-2021-3499

MEDIUM · CVSS 5.6 EPSS 0.80%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-06-02 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.6. It affects Kubernetes.

CVE
CVE-2021-3499
Severity
MEDIUM
CVSS
5.6
EPSS
0.80%
Kubernetes

Original NVD Description

A vulnerability was found in OVN Kubernetes in versions up to and including 0.3.0 where the Egress Firewall does not reliably apply firewall rules when there is multiple DNS rules. It could lead to potentially lose of confidentiality, integrity or availability of a service.

Related CVEs

Other vulnerabilities affecting the same vendor(s)