{"schemaVersion":3,"id":"CVE-2019-5097","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"A denial-of-service vulnerability exists in the processing of multi-part/form-data requests in the base GoAhead web server application in versions v5.0.1, v.4.1.1 and v3.6.5. A specially crafted HTTP request can lead to an infinite loop in the process. The request can be unauthenticated in the form of GET or POST requests and does not require the requested resource to exist on the server.","dates":{"published":"2019-12-03T21:49:38.000Z","modified":"2024-08-04T19:47:56.843Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.5,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.0","versionLabel":"v3.0","source":"CVE.org","score":5.3,"severity":"medium","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","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","exploitability":null,"impact":null,"computed":false},{"version":"3.0","versionLabel":"v3.0","source":"NVD","score":5.3,"severity":"medium","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":5,"severity":"medium","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.45063,"percentile":0.98772,"severity":"high","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.45063},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.45063,"percentile":0.98772}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.45063,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.45063,"percentile":0.98772}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"REF_152600BBC8FB957A","name":"Exploit Reference (talosintelligence.com)","source":"reference","url":"https://talosintelligence.com/vulnerability_reports/TALOS-2019-0889","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-835","name":"Loop with Unreachable Exit Condition ('Infinite Loop')","description":"The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.","type":"weakness","status":"Incomplete","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/835.html"}],"affected":[{"vendor":"embedthis","product":"goahead","name":"GoAhead","label":"goahead","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"3.6.5","noFixRecorded":false,"fixedIn":null},{"text":"4.1.1","noFixRecorded":false,"fixedIn":null},{"text":"5.0.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"3.6.5 | 4.1.1 | 5.0.1","eol":null,"hubHref":"/vendor/embedthis/goahead"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2019-0889","label":"talosintelligence.com/vulnerability_reports/TALOS-2019-0889","hostname":"talosintelligence.com","tags":["X Refsource MISC","Exploit","Third Party Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2019-12-03T21:49:38.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-04T19:47:56.843Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":49,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T23:03:24.709Z","stale":false,"partial":false}}