{"id":"CVE-2022-1040","url":"https://www.cyber-defence.io/tools/cve/CVE-2022-1040","generatedAt":"2026-10-31T12:56:16.821Z","title":"Sophos Firewall Authentication Bypass Vulnerability","description":"An authentication bypass vulnerability in the User Portal and Webadmin allows a remote attacker to execute code in Sophos Firewall version v18.5 MR3 and older.","published":"2022-03-25T12:15:08.000Z","lastModified":"2026-06-17T04:21:43.000Z","status":"Analyzed","sourceIdentifier":"security-alert@sophos.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":[],"affected":["sophos/sfos"],"epss":{"score":0.99796,"percentile":0.99957,"date":"2026-10-30","history":[]},"kev":{"listed":true,"dateAdded":"2022-03-31","dueDate":"2022-04-21","knownRansomwareCampaignUse":"Unknown","notes":"Apply updates per vendor instructions.\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-1040"},"exploits":{"count":1,"verified":false,"firstPublished":"2022-09-02","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":51006,"kind":"exploit","title":"Sophos XG115w Firewall 17.0.10 MR-10 - Authentication Bypass","url":"https://www.exploit-db.com/exploits/51006","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/hardware/webapps/51006.txt","file":"exploits/hardware/webapps/51006.txt","published":"2022-09-02","added":"2022-09-02","updated":"2022-09-02","author":"Aryan Chehreghani","type":"webapps","platform":"hardware","port":null,"verified":false,"codes":["CVE-2022-1040"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 21 April 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/168046/Sophos-XG115w-Firewall-17.0.10-MR-10-Authentication-Bypass.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"security-alert@sophos.com"},{"url":"https://www.exploit-db.com/exploits/51006","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"security-alert@sophos.com"},{"url":"https://www.sophos.com/en-us/security-advisories/sophos-sa-20220325-sfos-rce","tags":["Mitigation","Vendor Advisory"],"source":"security-alert@sophos.com"},{"url":"http://packetstormsecurity.com/files/168046/Sophos-XG115w-Firewall-17.0.10-MR-10-Authentication-Bypass.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/51006","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.sophos.com/en-us/security-advisories/sophos-sa-20220325-sfos-rce","tags":["Mitigation","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-1040","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-1040","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}