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CVE-2021-39231— Missing authentication/authorization on internal RPC endpoints

Quick assessment

Affected
Apache Software Foundation Apache Ozone
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Apache Ozone是一个应用软件。一个面向Hadoop和云原生环境的可伸缩，冗余和分布式对象存储。 Apache Ozone 1.2.0版本存在安全漏洞，该漏洞源于各种内部服务器到服务器RPC端点可用于连接，攻击者可以从Datanode和Ozone管理器下载原始数据并修改Ratis复制配置。

AI Predicted 7.5 Difficulty: Moderate EPSS 2.37% · P83
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I. Basic Information for CVE-2021-39231

Vulnerability Information
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Vulnerability Title
Missing authentication/authorization on internal RPC endpoints
Source: CVE Program / CVE List V5
Vulnerability Description
In Apache Ozone versions prior to 1.2.0, Various internal server-to-server RPC endpoints are available for connections, making it possible for an attacker to download raw data from Datanode and Ozone manager and modify Ratis replication configuration.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Apache Ozone 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Ozone是一个应用软件。一个面向Hadoop和云原生环境的可伸缩，冗余和分布式对象存储。 Apache Ozone 1.2.0版本存在安全漏洞，该漏洞源于各种内部服务器到服务器RPC端点可用于连接，攻击者可以从Datanode和Ozone管理器下载原始数据并修改Ratis复制配置。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Apache Software Foundation Apache Ozone 1.0 ~ 1.0 -

II. Public POCs for CVE-2021-39231

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III. Intelligence Information for CVE-2021-39231

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Mailing List Discussions for CVE-2021-39231 (2)

Same Patch Batch · Apache Software Foundation · 2021-11-19 · 8 CVEs total

CVE-2021-41532 Unauthenticated access to Ozone Recon HTTP endpoints
CVE-2021-39236 Owners of the S3 tokens are not validated
CVE-2021-39235 Access mode of block tokens are not enforced
CVE-2021-39234 Raw block data can be read bypassing ACL/authorization
CVE-2021-39233 Container-related datanode operations can be called without authorization
CVE-2021-39232 Missing admin check for SCM related admin commands
CVE-2021-36372 Original block tokens are persisted and can be retrieved

IV. Related Vulnerabilities

Same product: Apache Ozone
Same vendor: Apache Software Foundation
Same weakness: CWE-862

V. Comments for CVE-2021-39231

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