CVE-2021-39234

Raw block data can be read bypassing ACL/authorization

Description

In Apache Ozone versions prior to 1.2.0, Authenticated users knowing the ID of an existing block can craft specific request allowing access those blocks, bypassing other security checks like ACL.

Remediation

Workaround:

  • Upgrade to Apache Ozone release version 1.2.0

Categories

6.8
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.22%
Vendor Advisory apache.org
Affected: Apache Software Foundation Apache Ozone
Published at:
Updated at:

References

Link Tags
https://mail-archives.apache.org/mod_mbox/ozone-dev/202111.mbox/%3C97d65498-7f8c-366f-1bea-5a74b6378f0d%40apache.org%3E mailing list vendor advisory
http://www.openwall.com/lists/oss-security/2021/11/19/5 third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2021-39234?
CVE-2021-39234 has been scored as a medium severity vulnerability.
How to fix CVE-2021-39234?
As a workaround for remediating CVE-2021-39234: Upgrade to Apache Ozone release version 1.2.0
Is CVE-2021-39234 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-39234 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-39234?
CVE-2021-39234 affects Apache Software Foundation Apache Ozone.
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