{"schema":"threatline.record/2","record":{"id":"CVE-2019-16278","aliases":[],"summary":"Nostromo nhttpd Directory Traversal Vulnerability","details":"Nostromo nhttpd contains a directory traversal vulnerability in the http_verify() function in a non-chrooted nhttpd server allowing for remote code execution.","categories":["Unclassified"],"product":"nhttpd","vendor":"Nostromo","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2019-16278","source_modified_at":"2025-10-21T23:45:29.067Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}],"defaultStatus":null}],"fixed_versions":[],"cvss":9.8,"severity":"Critical","kev":{"listed":true,"date_added":"2024-11-07","due_date":"2024-11-28","required_action":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.99033,"percentile":0.99932,"score_date":"2026-10-23"},"published_at":"2019-10-14T16:06:03.000Z","modified_at":"2025-10-21T23:45:29.067Z","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-2019-16278","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-10-21T23:45:29.067Z"},{"source":"Metasploit","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/nostromo_code_exec.rb","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2019-10-20"},{"source":"Exploit-DB","url":"https://www.exploit-db.com/exploits/47573","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2019-11-01"},{"source":"Exploit-DB","url":"https://www.exploit-db.com/exploits/47837","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2020-01-01"},{"source":"Nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2019/CVE-2019-16278.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-2019-16278","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://www.nazgul.ch/dev/nostromo_cl.txt","source":"CISA KEV"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-16278","source":"CISA KEV"},{"source":"CVE List","url":"https://sp0re.sh","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://git.sp0re.sh/sp0re/Nhttpd-exploits","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-16278","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":"2025-08-20T03:56:12.872752Z"},"exploits":[{"source":"Metasploit","kind":"Exploit module","name":"Nostromo Directory Traversal Remote Command Execution","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/nostromo_code_exec.rb","date":"2019-10-20","added":"2026-04-22","check":true},{"source":"Exploit-DB","kind":"Remote exploit","name":"Nostromo - Directory Traversal Remote Command Execution (Metasploit)","url":"https://www.exploit-db.com/exploits/47573","date":"2019-11-01","added":"2019-11-01","verified":true},{"source":"Exploit-DB","kind":"Remote exploit","name":"nostromo 1.9.6 - Remote Code Execution","url":"https://www.exploit-db.com/exploits/47837","date":"2020-01-01","added":"2020-01-01","verified":true},{"source":"Nuclei","kind":"Scanner template","name":"nostromo 1.9.6 - Remote Code Execution","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2019/CVE-2019-16278.yaml"}],"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2025-10-21T23:45:29.067Z","content_hash":"9a7fd19bffd36808fa9c7381ee98a99e6da569accfd3923d8a539c5a76e2f718"}}