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I. Basic Information for CVE-2021-23463
Vulnerability Information

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Vulnerability Title
XML External Entity (XXE) Injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
The package com.h2database:h2 from 1.4.198 and before 2.0.202 are vulnerable to XML External Entity (XXE) Injection via the org.h2.jdbc.JdbcSQLXML class object, when it receives parsed string data from org.h2.jdbc.JdbcResultSet.getSQLXML() method. If it executes the getSource() method when the parameter is DOMSource.class it will trigger the vulnerability.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Markdown To Pdf 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Markdown To Pdf是德国Simon Hanisch个人开发者的一个简单且可破解的 Cli 工具。用于将 Markdown 转换为 pdf。 Markdown To Pdf 中存在代码问题漏洞,该漏洞源于该服务使用org.h2.jdbc.JdbcResultSet.getSQLXML方法获得解析字符串时如果getSource方法的参数为DOMSource.class会引起恶意注入。以下产品及版本受到影响:H2database 2.0.202 之前版本。
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
-com.h2database:h2 0 ~ unspecified -
II. Public POCs for CVE-2021-23463
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III. Intelligence Information for CVE-2021-23463
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IV. Related Vulnerabilities
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