CVE-2023-46742 CubeFS leaks users key in logs

What is CVE-2023-46742?

CVE-2023-46742 is a medium-severity vulnerability in cubefs, published on 3 Jan 2024. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

CubeFS is an open-source cloud-native file storage system. CubeFS prior to version 3.3.1 was found to leak users secret keys and access keys in the logs in multiple components. When CubeCS creates new users, it leaks the users secret key. This could allow a lower-privileged user with access to the logs to retrieve sensitive information and impersonate other users with higher privileges than themselves. The issue has been patched in v3.3.1. There is no other mitigation than upgrading CubeFS.

Weakness: CWE-532

Which versions are affected by CVE-2023-46742?

3 open source packages ship an affected version, including github.com/cubefs/cubefs. It affects 1 product.

Products include Linuxfoundation Cubefs.

How do I fix CVE-2023-46742?

Upgrade github.com/cubefs/cubefs to 3.3.1 or later.

Is CVE-2023-46742 being exploited?

There is no known exploitation of CVE-2023-46742 in the wild and no public exploit code.

Other vulnerabilities in cubefs

• CVE-2023-46738 Authenticated users can crash the CubeFS servers with maliciously crafted requests Medium 6.5
• CVE-2023-46739 Timing attack can leak user passwords Medium 6.5
• CVE-2023-46740 Insecure random string generator used for sensitive data Medium 6.5
• CVE-2023-30512 CubeFS allows Kubernetes cluster-level privilege escalation Medium 6.5
• CVE-2023-46741 CubeFS leaks magic secret key when starting Blobstore access service Medium 4.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-vwch-g97w-hfg2, GO-2024-2434.