CVE-2021-3586 — CRITICAL (9.8)

Vulnerability 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.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Redhat	Openshift Service Mesh	2.0
Redhat	Servicemesh-Operator	2.0.5.1

Related Weaknesses (CWE)

CWE-1188

References

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

FAQ

What is CVE-2021-3586?

CVE-2021-3586 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 an...

How severe is CVE-2021-3586?

CVE-2021-3586 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-3586?

Check the references section above for vendor advisories and patch information. Affected products include: Redhat Openshift Service Mesh, Redhat Servicemesh-Operator.