{"id":"CVE-2022-46770","url":"https://www.cyber-defence.io/tools/cve/CVE-2022-46770","generatedAt":"2026-11-04T23:56:23.599Z","title":"qubes-mirage-firewall (aka Mirage firewall for QubesOS) 0.8.x through 0.8.3 allows guest OS users to cause a denial of service (CPU consumption and loss of forwarding) via a crafted multicast UDP packet (IP address range of 224.0.0.0 through…","description":"qubes-mirage-firewall (aka Mirage firewall for QubesOS) 0.8.x through 0.8.3 allows guest OS users to cause a denial of service (CPU consumption and loss of forwarding) via a crafted multicast UDP packet (IP address range of 224.0.0.0 through 239.255.255.255).","published":"2022-12-07T20:15:12.000Z","lastModified":"2026-06-17T05:12:22.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-835"],"affected":["linuxfoundation/mirage firewall"],"epss":{"score":0.22433,"percentile":0.97701,"date":"2026-11-03","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2023-03-31","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":51157,"kind":"exploit","title":"qubes-mirage-firewall  v0.8.3 - Denial Of Service (DoS)","url":"https://www.exploit-db.com/exploits/51157","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/hardware/dos/51157.py","file":"exploits/hardware/dos/51157.py","published":"2023-03-31","added":"2023-03-31","updated":"2023-03-31","author":"Krzysztof Burghardt","type":"dos","platform":"hardware","port":null,"verified":false,"codes":["CVE-2022-46770"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 22.4%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/171610/Qubes-Mirage-Firewall-0.8.3-Denial-Of-Service.html","source":"cve@mitre.org"},{"url":"https://github.com/mirage/qubes-mirage-firewall/issues/166","tags":["Exploit","Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/171610/Qubes-Mirage-Firewall-0.8.3-Denial-Of-Service.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/mirage/qubes-mirage-firewall/issues/166","tags":["Exploit","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-46770","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."}