CVE-2021-39236 Owners of the S3 tokens are not validated
Authenticated users can impersonate others by creating specific OM requests, allowing unauthorized access to data and actions.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2021-39236?
CVE-2021-39236 is a high-severity missing authorization vulnerability in Apache Ozone, published on 19 Nov 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
In Apache Ozone before 1.2.0, Authenticated users with valid Ozone S3 credentials can create specific OM requests, impersonating any other user.
Weakness: CWE-862
Which versions are affected by CVE-2021-39236?
2 open source packages ship an affected version, including org.apache.hadoop:hadoop-ozone-ozone-manager. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.apache.hadoop:hadoop-ozone-ozone-manager Maven | All versions | 1.2.0 |
org.apache.hadoop:hadoop-ozone-ozone-manager Maven | All versions | 1.2.0 |
Products include Apache Ozone.
How do I fix CVE-2021-39236?
Upgrade org.apache.hadoop:hadoop-ozone-ozone-manager to 1.2.0 or later.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2021-39236 being exploited?
There is no known exploitation of CVE-2021-39236 in the wild and no public exploit code.
Other vulnerabilities in Apache Ozone
- CVE-2021-36372 Original block tokens are persisted and can be retrieved
- CVE-2021-39231 Missing authentication/authorization on internal RPC endpoints
- CVE-2021-39233 Container-related datanode operations can be called without authorization
- CVE-2021-39232 Missing admin check for SCM related admin commands
- CVE-2024-45106 Apache Ozone: Improper authentication when generating S3 secrets
Sources
Also known as GHSA-5993-wwpg-m92c.