{"id":"CVE-2023-1671","aliases":["EUVD-2023-23899","GHSA-5f37-m2hf-qphr"],"status":"published","title":"A pre-auth command injection vulnerability in the warn-proceed handler of Sophos Web Appliance...","description":"A pre-auth command injection vulnerability in the warn-proceed handler of Sophos Web Appliance older than version 4.3.10.4 allows execution of arbitrary code.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.99999,"percentile":0.99992,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":true,"fix_available":false},"cwes":["CWE-77"],"published":"2023-04-04T00:00:00Z","modified":"2026-06-17T05:28:29Z","kev":{"date_added":"2023-11-16","due_date":"2023-12-07","required_action":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","known_ransomware_use":"Unknown"},"exploitation":[{"source":"euvd","since":"2023-11-16"},{"source":"kev","since":"2023-11-16"}],"exploits":[{"source":"pocgithub","id":"ohnonoyesyes/CVE-2023-1671","title":"ohnonoyesyes/CVE-2023-1671","date":"2023-04-23","url":"https://github.com/ohnonoyesyes/CVE-2023-1671"},{"source":"pocgithub","id":"W01fh4cker/CVE-2023-1671-POC","title":"W01fh4cker/CVE-2023-1671-POC","date":"2023-04-24","url":"https://github.com/W01fh4cker/CVE-2023-1671-POC"},{"source":"exploitdb","id":"EDB-51396","title":"Sophos Web Appliance 4.3.10.4 - Pre-auth command injection","type":"webapps","platform":"php","date":"2023-04-25","url":"https://www.exploit-db.com/exploits/51396"},{"source":"pocgithub","id":"csffs/cve-2023-1671","title":"csffs/cve-2023-1671","date":"2023-05-17","url":"https://github.com/csffs/cve-2023-1671"},{"source":"nuclei","id":"CVE-2023-1671","title":"Sophos Web Appliance - Remote Code Execution","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-1671.yaml"}],"products":[{"vendor":"sophos","product":"sophos web appliance"},{"vendor":"sophos","product":"web appliance"},{"vendor":"sophos","product":"web_appliance"}],"references":[{"url":"https://www.sophos.com/en-us/security-advisories/sophos-sa-20230404-swa-rce","tags":["x_transferred","Vendor Advisory"]},{"url":"http://packetstormsecurity.com/files/172016/Sophos-Web-Appliance-4.3.10.4-Command-Injection.html","tags":["x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-1671","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-1671"},{"url":"https://github.com/advisories/GHSA-5f37-m2hf-qphr"}],"sources":{"cve":[{"id":"CVE-2023-1671","description":"A pre-auth command injection vulnerability in the warn-proceed handler of Sophos Web Appliance older than version 4.3.10.4 allows execution of arbitrary code.","status":"published","published":"2023-04-04T00:00:00Z","modified":"2025-10-21T23:15:21.081Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T14:35:32.019713Z"}],"euvd":[{"id":"EUVD-2023-23899","description":"A pre-auth command injection vulnerability in the warn-proceed handler of Sophos Web Appliance older than version 4.3.10.4 allows execution of arbitrary code.","status":"published","published":"2023-04-04T00:00:00Z","modified":"2025-10-21T23:15:21Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"exploited_since":"2023-11-16","updated_at":"2026-11-02T20:31:26.48918Z"}],"ghsa":[{"id":"GHSA-5f37-m2hf-qphr","title":"A pre-auth command injection vulnerability in the warn-proceed handler of Sophos Web Appliance...","description":"A pre-auth command injection vulnerability in the warn-proceed handler of Sophos Web Appliance older than version 4.3.10.4 allows execution of arbitrary code.","status":"published","published":"2023-04-04T12:30:30Z","modified":"2025-10-22T00:32:44Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T15:04:06.493434Z"}],"kev":[{"id":"CVE-2023-1671","title":"Sophos Web Appliance Command Injection Vulnerability","description":"Sophos Web Appliance contains a command injection vulnerability in the warn-proceed handler that allows for remote code execution.","cwes":["CWE-77"],"kev":{"date_added":"2023-11-16","due_date":"2023-12-07","required_action":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","known_ransomware_use":"Unknown"},"updated_at":"2026-11-02T17:00:16.234141Z"}],"nvd":[{"id":"CVE-2023-1671","description":"A pre-auth command injection vulnerability in the warn-proceed handler of Sophos Web Appliance older than version 4.3.10.4 allows execution of arbitrary code.","status":"published","published":"2023-04-04T10:15:07.197Z","modified":"2026-06-17T05:28:29.373Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T14:07:51.883939Z"}]}}