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I. Basic Information for CVE-2021-43297
Vulnerability Information

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Vulnerability Title
Dubbo Hessian cause RCE when parse error
Source: NVD (National Vulnerability Database)
Vulnerability Description
A deserialization vulnerability existed in dubbo hessian-lite 3.2.11 and its earlier versions, which could lead to malicious code execution. Most Dubbo users use Hessian2 as the default serialization/deserialization protocol, during Hessian catch unexpected exceptions, Hessian will log out some imformation for users, which may cause remote command execution. This issue affects Apache Dubbo Apache Dubbo 2.6.x versions prior to 2.6.12; Apache Dubbo 2.7.x versions prior to 2.7.15; Apache Dubbo 3.0.x versions prior to 3.0.5.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
可信数据的反序列化
Source: NVD (National Vulnerability Database)
Vulnerability Title
Apache Dubbo 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Dubbo是美国阿帕奇(Apache)基金会的一款基于Java的轻量级RPC(远程过程调用)框架。该产品提供了基于接口的远程呼叫、容错和负载平衡以及自动服务注册和发现等功能。 Apache Dubbo hessian-lite 3.2.11及其早期版本存在代码问题漏洞,该漏洞源于大多数Dubbo用户使用Hessian2作为默认的序列化反序列化协议,在Hessian捕获意外异常时,Hessian会为用户注销一些信息,这可能会导致远程执行命令。
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
VendorProductAffected VersionsCPESubscribe
Apache Software FoundationApache Dubbo Apache Dubbo 2.6.x ~ 2.6.12 -
II. Public POCs for CVE-2021-43297
#POC DescriptionSource LinkShenlong Link
1CVE-2021-43297 POC,Apache Dubbo<= 2.7.13时可以实现RCEhttps://github.com/bitterzzZZ/CVE-2021-43297-POCPOC Details
2Apache Dubbo Hessian2 CVE-2021-43297 demohttps://github.com/longofo/Apache-Dubbo-Hessian2-CVE-2021-43297POC Details
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III. Intelligence Information for CVE-2021-43297
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IV. Related Vulnerabilities
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