{"affected":[{"affectedData":[{"product":"undertow","vendor":"n/a","versions":[{"status":"affected","version":"Fixed in 2.2.15.Final"}]}],"source":"secalert@redhat.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.3:*:*:*:*:*:*:*","matchCriteriaId":"B4911A72-5FAE-47C5-A141-2E3CA8E1CCAB","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.4:*:*:*:*:*:*:*","matchCriteriaId":"645A908C-18C2-4AB1-ACE7-3969E3A552A5","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:single_sign-on:7.4.10:*:*:*:*:*:*:*","matchCriteriaId":"914B069A-7ED5-4DA0-BD84-20BA86E9D1C6","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:single_sign-on:7.5.1:*:*:*:*:*:*:*","matchCriteriaId":"B4DD1F37-BD9F-4BB9-AA28-AC695E124503","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:*","matchCriteriaId":"599687A7-A1D4-417E-BE51-612AF39BAF4C","versionEndExcluding":"2.2.15","vulnerable":true}],"negate":false,"operator":"OR"}]},{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:netapp:cloud_secure_agent:-:*:*:*:*:*:*:*","matchCriteriaId":"F0F202E8-97E6-4BBB-A0B6-4CA3F5803C08","vulnerable":true},{"criteria":"cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:*","matchCriteriaId":"F1BE6C1F-2565-4E97-92AA-16563E5660A5","vulnerable":true},{"criteria":"cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*:*","matchCriteriaId":"5735E553-9731-4AAC-BCFF-989377F817B3","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"A flaw was found in Undertow that tripped the client-side invocation timeout with certain calls made over HTTP2. This flaw allows an attacker to carry out denial of service attacks."},{"lang":"es","value":"Se ha encontrado un fallo en Undertow que dispara el tiempo de espera de la invocación del lado del cliente con determinadas llamadas realizadas a través de HTTP2. Este fallo permite a un atacante realizar ataques de denegación de servicio."}],"id":"CVE-2021-3859","lastModified":"2026-06-17T04:05:54.580","metrics":{"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":3.9,"impactScore":3.6,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2022-08-26T16:15:09.623","references":[{"source":"secalert@redhat.com","tags":["Vendor Advisory"],"url":"https://access.redhat.com/security/cve/CVE-2021-3859"},{"source":"secalert@redhat.com","tags":["Issue Tracking","Vendor Advisory"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2010378"},{"source":"secalert@redhat.com","tags":["Patch","Third Party Advisory"],"url":"https://github.com/undertow-io/undertow/commit/e43f0ada3f4da6e8579e0020cec3cb1a81e487c2"},{"source":"secalert@redhat.com","tags":["Third Party Advisory"],"url":"https://github.com/undertow-io/undertow/pull/1296"},{"source":"secalert@redhat.com","tags":["Issue Tracking","Patch","Vendor Advisory"],"url":"https://issues.redhat.com/browse/UNDERTOW-1979"},{"source":"secalert@redhat.com","tags":["Third Party Advisory"],"url":"https://security.netapp.com/advisory/ntap-20221201-0004/"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://access.redhat.com/security/cve/CVE-2021-3859"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Vendor Advisory"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2010378"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"],"url":"https://github.com/undertow-io/undertow/commit/e43f0ada3f4da6e8579e0020cec3cb1a81e487c2"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"url":"https://github.com/undertow-io/undertow/pull/1296"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Patch","Vendor Advisory"],"url":"https://issues.redhat.com/browse/UNDERTOW-1979"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"url":"https://security.netapp.com/advisory/ntap-20221201-0004/"}],"sourceIdentifier":"secalert@redhat.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-214"}],"source":"secalert@redhat.com","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-668"}],"source":"nvd@nist.gov","type":"Secondary"}]}