{"id":"CVE-2019-16151","state":"PUBLISHED","title":"An improper neutralization of input during web page generation vulnerability [CWE-79] in FortiOS 6.4.1 and below, 6.2.9 and below may allow a remote unauthenticated attacker to eit","description":"An improper neutralization of input during web page generation vulnerability [CWE-79] in FortiOS 6.4.1 and below, 6.2.9 and below may allow a remote unauthenticated attacker to either redirect users to malicious websites via a crafted \"Host\" header or to execute JavaScript code in the victim's browser context.\r\nThis happens when the FortiGate has web filtering and category override enabled/configured.","publishedAt":"2025-03-21T16:02:01.913Z","updatedAt":"2025-03-21T16:22:17.554Z","severity":{"score":4.7,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N/E:U/RL:X/RC:X","source":"fortinet"},"assigner":"fortinet","products":["Fortinet FortiOS"],"affected":[{"vendor":"Fortinet","product":"FortiOS","defaultStatus":"unaffected","versions":[{"version":"6.4.0","status":"affected","lessThanOrEqual":"6.4.1","versionType":"semver"},{"version":"6.2.0","status":"affected","lessThanOrEqual":"6.2.9","versionType":"semver"}],"cpes":["cpe:2.3:o:fortinet:fortios:6.4.1:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.4.0:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.9:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.8:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.7:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.6:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.5:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.4:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.3:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.2:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.1:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.0:*:*:*:*:*:*:*"]}],"references":["https://fortiguard.com/advisory/FG-IR-19-301"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T19:45:36.262Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2019/16xxx/CVE-2019-16151.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2019-16151","state":"PUBLISHED","datePublished":"2025-03-21T16:02:01.913Z","dateUpdated":"2025-03-21T16:22:17.554Z","assignerShortName":"fortinet","assignerOrgId":"6abe59d8-c742-4dff-8ce8-9b0ca1073da8","dateReserved":"2019-09-09T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"An improper neutralization of input during web page generation vulnerability [CWE-79] in FortiOS 6.4.1 and below, 6.2.9 and below may allow a remote unauthenticated attacker to either redirect users to malicious websites via a crafted \"Host\" header or to execute JavaScript code in the victim's browser context.\r\nThis happens when the FortiGate has web filtering and category override enabled/configured."}],"affected":[{"vendor":"Fortinet","product":"FortiOS","defaultStatus":"unaffected","versions":[{"version":"6.4.0","status":"affected","lessThanOrEqual":"6.4.1","versionType":"semver"},{"version":"6.2.0","status":"affected","lessThanOrEqual":"6.2.9","versionType":"semver"}],"cpes":["cpe:2.3:o:fortinet:fortios:6.4.1:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.4.0:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.9:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.8:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.7:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.6:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.5:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.4:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.3:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.2:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.1:*:*:*:*:*:*:*","cpe:2.3:o:fortinet:fortios:6.2.0:*:*:*:*:*:*:*"]}],"references":[{"url":"https://fortiguard.com/advisory/FG-IR-19-301","name":"https://fortiguard.com/advisory/FG-IR-19-301"}],"metrics":[{"format":"CVSS","cvssV3_1":{"version":"3.1","attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.7,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N/E:U/RL:X/RC:X"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"Execute unauthorized code or commands","type":"CWE"}]}],"providerMetadata":{"shortName":"fortinet","orgId":"6abe59d8-c742-4dff-8ce8-9b0ca1073da8","dateUpdated":"2025-03-21T16:02:01.913Z"},"solutions":[{"lang":"en","value":"Please upgrade to FortiOS version 6.4.2 or above.\n\r\nPlease upgrade to FortiOS version 6.2.10 or above."}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-03-21T16:21:55.938349Z","id":"CVE-2019-16151","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-03-21T16:22:17.554Z"}}]}}}