What’s Vulnerable › Vulnerabilities

CVE-2021-3586

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-08-22 · updated 2026-06-17
• Weakness: CWE-1188

Description

A flaw was found in servicemesh-operator. The NetworkPolicy resources installed for Maistra do not properly specify which ports may be accessed, allowing access to all ports on these resources from any pod. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Affected products

• Red Hat OpenShift Service Mesh 2: 2.0
• RedHat Servicemesh-Operator: 2.0.5.1

References

• https://access.redhat.com/security/cve/CVE-2021-3586
• https://bugzilla.redhat.com/show_bug.cgi?id=1967738
• https://access.redhat.com/security/cve/CVE-2021-3586
• https://bugzilla.redhat.com/show_bug.cgi?id=1967738

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