LSV-895: HtmlUtil.escapeRedirect circumvention with multiple forward slash

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 7.0 DE (7.0.10), 7.1 DXP (7.1.10), 7.2 DXP (7.2.10)
• Fix Version/s: 7.0.X EE, 7.1.x EE, 7.2.X EE, 7.3.X EE
• Component/s: Application Security, Security Vulnerability
• Labels:
  • liferay-fixpack-de-102-7010
  • liferay-fixpack-dxp-15-7210
  • liferay-fixpack-dxp-26-7110
• CVE IDs: CVE-2022-28977
• CVSS Base Score: 6.1
• CVSS Vector String: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
• 7.0 Fix Pack Version: 102
• 7.1 Fix Pack Version: 26
• 7.2 Fix Pack Version: 15
• 7.3 Fix Pack Version: 3

HtmlUtil.escapeRedirect in 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.