{"schema":"threatline.record/2","record":{"id":"CVE-2017-9791","aliases":[],"summary":"Apache Struts 1 Improper Input Validation Vulnerability","details":"The Struts 1 plugin in Apache Struts might allow remote code execution via a malicious field value passed in a raw message to the ActionMessage.","categories":["Frameworks"],"product":"Struts 1","vendor":"Apache","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2017-9791","source_modified_at":"2025-10-21T23:55:38.964Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Apache Struts","vendor":"Apache Software Foundation","versions":[{"status":"affected","version":"2.1.x series"},{"status":"affected","version":"2.3.x series"}],"defaultStatus":null}],"fixed_versions":[],"cvss":9.8,"severity":"Critical","kev":{"listed":true,"date_added":"2022-02-10","due_date":"2022-08-10","required_action":"Apply updates per vendor instructions.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.98908,"percentile":0.99929,"score_date":"2026-10-23"},"published_at":"2017-07-10T16:00:00.000Z","modified_at":"2025-10-21T23:55:38.964Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2017-9791","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-10-21T23:55:38.964Z"},{"source":"Metasploit","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/struts2_code_exec_showcase.rb","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2017-07-07"},{"source":"Exploit-DB","url":"https://www.exploit-db.com/exploits/44643","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2018-05-17"},{"source":"Exploit-DB","url":"https://www.exploit-db.com/exploits/42324","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2017-07-07"},{"source":"Nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2017/CVE-2017-9791.yaml","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":null},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2017-9791","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","Metasploit","Exploit-DB","Nuclei","EPSS"],"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-9791","source":"CISA KEV"},{"source":"CVE List","url":"https://www.exploit-db.com/exploits/42324/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"source":"CVE List","url":"https://www.exploit-db.com/exploits/44643/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"source":"CVE List","url":"https://security.netapp.com/advisory/ntap-20180706-0002/","tags":["x_refsource_CONFIRM","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-9791","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"active","automatable":"yes","technical_impact":"total","assessed_at":"2025-02-06T21:07:10.679448Z"},"exploits":[{"source":"Metasploit","kind":"Exploit module","name":"Apache Struts 2 Struts 1 Plugin Showcase OGNL Code Execution","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/struts2_code_exec_showcase.rb","date":"2017-07-07","added":"2026-04-22","check":true},{"source":"Exploit-DB","kind":"Remote exploit","name":"Apache Struts 2 - Struts 1 Plugin Showcase OGNL Code Execution (Metasploit)","url":"https://www.exploit-db.com/exploits/44643","date":"2018-05-17","added":"2018-05-17","verified":true},{"source":"Exploit-DB","kind":"Remote exploit","name":"Apache Struts 2 - Struts 1 Plugin Showcase OGNL Code Execution (Metasploit)","url":"https://www.exploit-db.com/exploits/44643","date":"2018-05-17","added":"2018-05-17","verified":true},{"source":"Exploit-DB","kind":"Webapps exploit","name":"Apache Struts 2.3.x Showcase - Remote Code Execution","url":"https://www.exploit-db.com/exploits/42324","date":"2017-07-07","added":"2017-07-14","verified":true},{"source":"Nuclei","kind":"Scanner template","name":"Apache Struts2 S2-053 - Remote Code Execution","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2017/CVE-2017-9791.yaml"}],"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2025-10-21T23:55:38.964Z","content_hash":"08660554d5b1c285d9fd945d50486df29a27e40714d298db1b8605c505349834"}}