{"schema":"threatline.record/2","record":{"id":"CVE-2022-1040","aliases":[],"summary":"Sophos Firewall Authentication Bypass Vulnerability","details":"An authentication bypass vulnerability in User Portal and Webadmin of Sophos Firewall allows for remote code execution.","categories":["Network & edge"],"product":"Firewall","vendor":"Sophos","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2022-1040","source_modified_at":"2025-10-21T23:15:43.601Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Sophos Firewall","vendor":"Sophos","versions":[{"lessThanOrEqual":"18.5 MR3","status":"affected","version":"unspecified","versionType":"custom"}],"defaultStatus":null}],"fixed_versions":[],"cvss":9.8,"severity":"Critical","kev":{"listed":true,"date_added":"2022-03-31","due_date":"2022-04-21","required_action":"Apply updates per vendor instructions.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.99796,"percentile":0.99957,"score_date":"2026-10-23"},"published_at":"2022-03-25T12:10:10.000Z","modified_at":"2025-10-21T23:15:43.601Z","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-2022-1040","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-10-21T23:15:43.601Z"},{"source":"Exploit-DB","url":"https://www.exploit-db.com/exploits/51006","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2022-09-02"},{"source":"Nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2022/CVE-2022-1040.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-2022-1040","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","Exploit-DB","Nuclei","EPSS"],"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-1040","source":"CISA KEV"},{"source":"CVE List","url":"https://www.sophos.com/en-us/security-advisories/sophos-sa-20220325-sfos-rce","tags":["x_refsource_CONFIRM","x_transferred"]},{"source":"CVE List","url":"https://www.exploit-db.com/exploits/51006","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-1040","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"active","automatable":"yes","technical_impact":"total","assessed_at":"2025-01-29T20:24:47.614244Z"},"exploits":[{"source":"Exploit-DB","kind":"Webapps exploit","name":"Sophos XG115w Firewall 17.0.10 MR-10 - Authentication Bypass","url":"https://www.exploit-db.com/exploits/51006","date":"2022-09-02","added":"2022-09-02","verified":false},{"source":"Nuclei","kind":"Scanner template","name":"Sophos Firewall <=18.5 MR3 - Remote Code Execution","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2022/CVE-2022-1040.yaml"}],"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2025-10-21T23:15:43.601Z","content_hash":"38dbd15b2ab52129b17ecb48d54a9f7f0e9a99a946e8c1768b15fc7cf03793d7"}}