Main Vulnerability Database Vulnerabilities #VU80823

XML External Entity injection in Apache Commons Jelly - CVE-2017-12621

Published: September 15, 2023

Vulnerability identifier: #VU80823

CSH Severity: High

CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2017-12621

CWE-ID: CWE-611

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

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

The vulnerability exists due to insufficient validation of user-supplied XML input. 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.

Affected software

Apache Commons Jelly
IBM Cloud Pak for Business Automation

How to mitigate CVE-2017-12621

Install updates from vendor's website.

Apache Commons Jelly - update to 1.0.1
IBM Cloud Pak for Business Automation - addressed in versions 21.0.3.24, 23.0.1.2

External References

Related Security Bulletins