CVE-2024-55949 Privilege escalation in IAM import API in MinIO

Critical 9.3 Published Updated

Attackers can escalate privileges via the IAM import API in MinIO, requiring an immediate upgrade to the latest release.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2024-55949?

CVE-2024-55949 is a critical vulnerability in minio, published on 16 Dec 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

MinIO is a high-performance, S3 compatible object store, open sourced under GNU AGPLv3 license. Minio is subject to a privilege escalation in IAM import API, all users are impacted since MinIO commit `580d9db85e04f1b63cc2909af50f0ed08afa965f`. This issue has been addressed in commit `f246c9053f9603e610d98439799bdd2a6b293427` which is included in RELEASE.2024-12-13T22-19-12Z. There are no workarounds possible, all users are advised to upgrade immediately.

Weakness: CWE-269

Which versions are affected by CVE-2024-55949?

3 open source packages ship an affected version, including github.com/minio/minio.

PackageAffectedFixed in
github.com/minio/minio GoFrom 0.0.0-20220623162515-580d9db85e040.0.0-20241213221912-68b004a48f41
github.com/minio/minio GoFrom 0.0.0-20220623162515-580d9db85e040.0.0-20241213221912-68b004a48f41
github.com/minio/minio GoFrom 0.0.0-20220623162515-580d9db85e040.0.0-20241213221912-68b004a48f41

How do I fix CVE-2024-55949?

Upgrade github.com/minio/minio to 0.0.0-20241213221912-68b004a48f41 or later.

Is CVE-2024-55949 being exploited?

There is no known exploitation of CVE-2024-55949 in the wild and no public exploit code.

Sources

Also known as GHSA-cwq8-g58r-32hg, GO-2024-3336.

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