#VU69493 XML External Entity injection in Hazelcast - CVE-2022-0265
Published: November 22, 2022 / Updated: July 10, 2023
Vulnerability identifier: #VU69493
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2022-0265
CWE-ID: CWE-611
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerable software:
Hazelcast
Hazelcast
Software vendor:
Hazelcast
Hazelcast
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 in the AbstractXmlConfigRootTagRecognizer() function. 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.