CVE-2021-36372
Java vulnerability analysis and mitigation

Overview

A security vulnerability identified as CVE-2021-36372 affects Apache Ozone, where initially generated block tokens are persisted to the metadata database. The vulnerability was discovered by Marton Elek and publicly disclosed on November 18, 2021. This issue is tracked internally as HDDS-5315 (Openwall List).

Technical details

The vulnerability involves block tokens that are persisted to the metadata database and can be retrieved by authenticated users who have permission to the key. These tokens remain accessible even after access permissions have been revoked from users (Openwall List).

Impact

The vulnerability allows authenticated users to maintain access to resources even after their permissions have been revoked, effectively bypassing access control mechanisms (Openwall List).

Mitigation and workarounds

Users are advised to upgrade to Apache Ozone release version 1.2.0 to address this vulnerability (Openwall List).

Additional resources


SourceThis report was generated using AI

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