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CVE-2021-21344— XStream is vulnerable to an Arbitrary Code Execution attack

CVSS 5.3 · Medium EPSS 30.60% · P97
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I. Basic Information for CVE-2021-21344

Vulnerability Information
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Vulnerability Title
XStream is vulnerable to an Arbitrary Code Execution attack
Source: NVD (National Vulnerability Database)
Vulnerability Description
XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulnerability which may allow a remote attacker to load and execute arbitrary code from a remote host only by manipulating the processed input stream. No user is affected, who followed the recommendation to setup XStream's security framework with a whitelist limited to the minimal required types. If you rely on XStream's default blacklist of the Security Framework, you will have to use at least version 1.4.16.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
危险类型文件的不加限制上传
Source: NVD (National Vulnerability Database)
Vulnerability Title
XStream 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
XStream是XStream（Xstream）团队的一个轻量级的、简单易用的开源Java类库，它主要用于将对象序列化成XML（JSON）或反序列化为对象。 XStream before version 1.4.16 存在代码问题漏洞，该漏洞允许远程攻击者可利用该漏洞仅通过操作已处理的输入流，就可以从远程主机加载和执行任意代码。
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
x-streamxstream < 1.4.16 -

II. Public POCs for CVE-2021-21344

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III. Intelligence Information for CVE-2021-21344

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Same Patch Batch · x-stream · 2021-03-22 · 11 CVEs total

CVE-2021-213417.5 HIGHXStream can cause a Denial of Service
CVE-2021-213466.1 MEDIUMXStream is vulnerable to an Arbitrary Code Execution attack
CVE-2021-213476.1 MEDIUMXStream is vulnerable to an Arbitrary Code Execution attack
CVE-2021-213496.1 MEDIUMA Server-Side Forgery Request can be activated unmarshalling with XStream to access data s
CVE-2021-213455.8 MEDIUMXStream is vulnerable to a Remote Command Execution attack
CVE-2021-213515.4 MEDIUMXStream is vulnerable to an Arbitrary Code Execution attack
CVE-2021-213425.3 MEDIUMA Server-Side Forgery Request can be activated unmarshalling with XStream to access data s
CVE-2021-213435.3 MEDIUMXStream is vulnerable to an Arbitrary File Deletion on the local host when unmarshalling a
CVE-2021-213485.3 MEDIUMXStream is vulnerable to an attack using Regular Expression for a Denial of Service (ReDos
CVE-2021-213505.3 MEDIUMXStream is vulnerable to an Arbitrary Code Execution attack

IV. Related Vulnerabilities

Same product: xstream
Same vendor: x-stream
Same weakness: CWE-434

V. Comments for CVE-2021-21344

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