Description
HtmlUtil.escapeRedirect in Liferay Portal 7.3.1 through 7.4.2, and Liferay DXP 7.0 fix pack 91 through 101, 7.1 fix pack 17 through 25, 7.2 fix pack 5 through 14, and 7.3 before service pack 3 can be circumvented by using multiple forward slashes, which allows remote attackers to redirect users to arbitrary external URLs via the (1) 'redirect` parameter (2) `FORWARD_URL` parameter, and (3) others parameters that rely on HtmlUtil.escapeRedirect.
Remediation
References
Related Vulnerabilities
PHP 5.3.9 remote code execution
WordPress Plugin Authenticator Denial of Service (1.3.0)
WordPress Plugin PI Button includes Backdoor [Only if downloaded via the vendor website] (3.3.3)
MySQL Improper Input Validation Vulnerability (CVE-2012-5614)
Jboss EAP Deserialization of Untrusted Data Vulnerability (CVE-2017-15095)