Path traversal in Liferay Enterprise Portal - CVE-2016-6517
Published: January 23, 2017 / Updated: September 19, 2017
Vulnerability identifier: #VU8503
CSH Severity: Medium
CVSS v4: 8.7 [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]
CVE-ID: CVE-2016-6517
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to view arbitrary files on the target system.
The vulnerability exists due to improper input validation when processing data passed via the “minifierBundleDir” HTTP GET parameter to “/html/js/barebone.jsp” script. A remote attacker can send a specially crafted HTTP request, containing directory traversal sequences (e.g. %2E%2E (encoded dot dot)) and view contents of arbitrary files on the vulnerable system.
Affected software
Liferay Enterprise Portal
How to mitigate CVE-2016-6517
Update to version 5.1.1.