CVE-2021-36372

Original block tokens are persisted and can be retrieved

Description

In Apache Ozone versions prior to 1.2.0, Initially generated block tokens are persisted to the metadata database and can be retrieved with authenticated users with permission to the key. Authenticated users may use them even after access is revoked.

Remediation

Workaround:

  • Upgrade to Apache Ozone release version 1.2.0

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.52%
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/%3C5029c1ac-4685-8492-e3cb-ab48c5c370cf%40apache.org%3E mailing list vendor advisory mitigation
http://www.openwall.com/lists/oss-security/2021/11/19/1 third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2021-36372?
CVE-2021-36372 has been scored as a critical severity vulnerability.
How to fix CVE-2021-36372?
As a workaround for remediating CVE-2021-36372: Upgrade to Apache Ozone release version 1.2.0
Is CVE-2021-36372 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-36372 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-36372?
CVE-2021-36372 affects Apache Software Foundation Apache Ozone.
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