{"id":"CVE-2019-0548","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-0548","generatedAt":"2026-10-28T20:27:45.296Z","title":"A denial of service vulnerability exists when ASP.NET Core improperly handles web requests, aka \"ASP.NET Core Denial of Service Vulnerability.\" This affects ASP.NET Core 2.2, ASP.NET Core 2.1.","description":"A denial of service vulnerability exists when ASP.NET Core improperly handles web requests, aka \"ASP.NET Core Denial of Service Vulnerability.\" This affects ASP.NET Core 2.2, ASP.NET Core 2.1. This CVE ID is unique from CVE-2019-0564.","published":"2019-01-08T21:29:01.000Z","lastModified":"2026-06-17T02:08:21.000Z","status":"Modified","sourceIdentifier":"secure@microsoft.com","cvss":{"version":"3.0","score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-19"],"affected":["microsoft/asp.net core"],"epss":{"score":0.0821,"percentile":0.94852,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (8.21%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/106410","tags":["Third Party Advisory","VDB Entry"],"source":"secure@microsoft.com"},{"url":"https://access.redhat.com/errata/RHSA-2019:0040","tags":["Third Party Advisory"],"source":"secure@microsoft.com"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0548","tags":["Patch","Vendor Advisory"],"source":"secure@microsoft.com"},{"url":"http://www.securityfocus.com/bid/106410","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2019:0040","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0548","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-0548","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."}