# CVE-2023-30512: CubeFS allows Kubernetes cluster-level privilege escalation

Source: https://junglewise.ai/threats/cve-2023-30512-cubefs-allows-kubernetes-cluster-level-privilege-escalation  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2023-04-12  
License: CC BY 4.0 with a link back

CVE-2023-30512 · Severity: low · CVSS 3.1 · Published 2023-04-12

CubeFS allows Kubernetes cluster-level privilege escalation

Technologies: [github.com/cubefs/cubefs (Go)](https://junglewise.ai/threats/technologies/github-com-cubefs-cubefs). Vendors: [Go](https://junglewise.ai/threats/vendors/go).

## Quick answers

**Is CVE-2023-30512 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2023-30512 being exploited in the wild.

**How severe is CVE-2023-30512?** Low severity, with a CVSS score of 3.1, published 12 April 2023.

**Which products and versions are affected?** github.com/cubefs/cubefs (Go) SEMVER:introduced=0,last_affected=3.2.1.

**Is there a fix for CVE-2023-30512?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected by CVE-2023-30512?** Check whether you run github.com/cubefs/cubefs (Go) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- github.com/cubefs/cubefs (Go) SEMVER:introduced=0,last_affected=3.2.1

## Identifiers

- CVE-2023-30512
- GHSA-9337-8c6c-c2xg

## Related threats

- [GO-2024-2434 - CubeFS leaks users key in logs in github.com/cubefs/cubefs](https://junglewise.ai/threats/cve-2023-46742-cubefs-leaks-users-key-in-logs)
- [GO-2024-2433 - CubeFS leaks magic secret key when starting Blobstore access service in github.com/cubefs/cubefs](https://junglewise.ai/threats/cve-2023-46741-cubefs-leaks-magic-secret-key-when-starting-blobstore-access)
- [GO-2024-2430 - Authenticated users can crash the CubeFS servers with maliciously crafted requests in github.com/cubefs/cubefs](https://junglewise.ai/threats/cve-2023-46738-authenticated-users-can-crash-the-cubefs-servers-with-maliciously)
- [GO-2024-2432 - CubeFS timing attack can leak user passwords in github.com/cubefs/cubefs](https://junglewise.ai/threats/cve-2023-46739-cubefs-timing-attack-can-leak-user-passwords)
- [GO-2024-2431 - Insecure random string generator used for sensitive data in github.com/cubefs/cubefs](https://junglewise.ai/threats/cve-2023-46740-insecure-random-string-generator-used-for-sensitive-data)