CVE-2021-23463 HIGH

CVE-2021-23463: XML External Entity (XXE) Injection

Vendor N/A
Product com.h2database:h2
Published December 10, 2021
Last update September 17, 2024
View on NVD All CVEs

CVSS base score

8.1/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H/E:P

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

December 10, 2021 CVE published
September 17, 2024 Record updated