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Vulnerability record · CVE-2021-3948 · published 18 February 2022

CVE-2021-3948: Konveyor mig-controller incorrect default permissions vulnerability

Konveyor · Mig Controller

An incorrect default permissions vulnerability was found in the mig-controller. Due to an incorrect cluster namespaces handling an attacker may be able to migrate a malicious workload to the target cluster, impacting confidentiality, integrity, and availability of the services located on that cluster.

6.3 CVSS 3.1 Medium EPSS 0.56% · top 55.4% CWE-276 · Incorrect default permissions
6.3CVSS 3.1 base score, v2 6.5
0.56%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

An incorrect default permissions vulnerability was found in the mig-controller. Due to an incorrect cluster namespaces handling an attacker may be able to migrate a malicious workload to the target cluster, impacting confidentiality, integrity, and availability of the services located on that cluster.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://bugzilla.redhat.com/show_bug.cgi?id=2022017 Issue TrackingPatchThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2022017 Issue TrackingPatchThird Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-3948), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.