Attacker Value
Low
(1 user assessed)
Exploitability
Unknown
(1 user assessed)
User Interaction
Required
Privileges Required
None
Attack Vector
Network
2

CVE-2021-33331

Disclosure Date: August 03, 2021
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

Open redirect vulnerability in the Notifications module in Liferay Portal 7.0.0 through 7.3.1, and Liferay DXP 7.0 before fix pack 94, 7.1 before fix pack 19 and 7.2 before fix pack 8, allows remote attackers to redirect users to arbitrary external URLs via the ‘redirect’ parameter.

Add Assessment

2
Ratings
  • Attacker Value
    Low
Technical Analysis

Additional information added by the discoverer at https://liferay.atlassian.net/browse/LPE-17022

Steps to reproduce:

  1. Create a Web Content Folder Folder1
  2. Configure Folder1 with Workflow Single Approver
  3. Create a Web Content WC1 in Folder1
  4. Go to Notifications
  5. Copy the link of the new notification.
  6. Replace the value of the redirect parameter with http%3A%2F%2Fwww.liferay.com

Expected result:

  • The user is not redirected to a page within [https://www.liferay.com|https://www.liferay.com/]

Actual result:

  • The user is redirected to a page with [https://www.liferay.com|https://www.liferay.com/]
CVSS V3 Severity and Metrics
Base Score:
6.1 Medium
Impact Score:
2.7
Exploitability Score:
2.8
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
Required
Scope (S):
Changed
Confidentiality (C):
Low
Integrity (I):
Low
Availability (A):
None

General Information

Vendors

  • liferay

Products

  • dxp 7.0,
  • dxp 7.1,
  • dxp 7.2,
  • liferay portal

Additional Info

Technical Analysis