#VU61721 XML External Entity injection in jdom - CVE-2021-33813 

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Main Vulnerability Database Vulnerabilities #VU61721

#VU61721 XML External Entity injection in jdom - CVE-2021-33813

Published: March 29, 2022


Vulnerability identifier: #VU61721
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-33813
CWE-ID: CWE-611
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
jdom
Software vendor:
Jason Hunter

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to insufficient validation of user-supplied XML input within the SAXBuilder. A remote attacker can pass a specially crafted XML code to the affected application and view contents of arbitrary files on the system or initiate requests to external systems.

Successful exploitation of the vulnerability may allow an attacker to view contents of arbitrary file on the server or perform network scanning of internal and external infrastructure.


Remediation

Install updates from vendor's website.

External links