{"schema_version":"1.7.5","id":"CVE-2019-10072","published":"2019-06-21T18:15:09.513Z","modified":"2026-07-08T16:07:30.268228Z","aliases":["GHSA-q4hg-rmq2-52q9"],"related":["SUSE-SU-2019:1866-1","SUSE-SU-2020:0029-1","SUSE-SU-2020:0226-1","SUSE-SU-2020:0632-1","openSUSE-SU-2020:0038-1","openSUSE-SU-2024:11468-1","openSUSE-SU-2024:13441-1"],"details":"The fix for CVE-2019-0199 was incomplete and did not address HTTP/2 connection window exhaustion on write in Apache Tomcat versions 9.0.0.M1 to 9.0.19 and 8.5.0 to 8.5.40 . By not sending WINDOW_UPDATE messages for the connection window (stream 0) clients were able to cause server-side threads to block eventually leading to thread exhaustion and a DoS.","affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/tomcat","events":[{"introduced":"e37b977db6f47e4380ad67114a49e8568951c953"},{"last_affected":"5ec070352b283535946327b44228b610a27a76c5"},{"introduced":"3c78e95e36268dfb76db1570f0cf49104fa6eabc"},{"last_affected":"854f4dcf435a6d335576aa22402e2871c66f4fd9"},{"introduced":"29b07def810d335012e738b22ab44d4e232b50d1"},{"last_affected":"45f8fd74cdb96490fab8709263a4d862f0d429cf"}],"database_specific":{"cpe":["cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone1:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone10:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone11:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone12:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone13:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone14:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone15:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone16:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone17:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone18:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone19:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone2:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone20:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone21:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone22:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone23:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone24:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone25:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone26:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone27:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone3:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone4:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone5:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone6:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone7:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone8:*:*:*:*:*:*","cpe:2.3:a:apache:tomcat:9.0.0:milestone9:*:*:*:*:*:*"],"extracted_events":[{"introduced":"8.5.0"},{"last_affected":"8.5.40"},{"introduced":"9.0.1"},{"last_affected":"9.0.19"},{"introduced":"9.0.0-milestone1"},{"last_affected":"9.0.0-milestone1"},{"introduced":"9.0.0-milestone10"},{"last_affected":"9.0.0-milestone10"},{"introduced":"9.0.0-milestone11"},{"last_affected":"9.0.0-milestone11"},{"introduced":"9.0.0-milestone12"},{"last_affected":"9.0.0-milestone12"},{"introduced":"9.0.0-milestone13"},{"last_affected":"9.0.0-milestone13"},{"introduced":"9.0.0-milestone14"},{"last_affected":"9.0.0-milestone14"},{"introduced":"9.0.0-milestone15"},{"last_affected":"9.0.0-milestone15"},{"introduced":"9.0.0-milestone16"},{"last_affected":"9.0.0-milestone16"},{"introduced":"9.0.0-milestone17"},{"last_affected":"9.0.0-milestone17"},{"introduced":"9.0.0-milestone18"},{"last_affected":"9.0.0-milestone18"},{"introduced":"9.0.0-milestone19"},{"last_affected":"9.0.0-milestone19"},{"introduced":"9.0.0-milestone2"},{"last_affected":"9.0.0-milestone2"},{"introduced":"9.0.0-milestone20"},{"last_affected":"9.0.0-milestone20"},{"introduced":"9.0.0-milestone21"},{"last_affected":"9.0.0-milestone21"},{"introduced":"9.0.0-milestone22"},{"last_affected":"9.0.0-milestone22"},{"introduced":"9.0.0-milestone23"},{"last_affected":"9.0.0-milestone23"},{"introduced":"9.0.0-milestone24"},{"last_affected":"9.0.0-milestone24"},{"introduced":"9.0.0-milestone25"},{"last_affected":"9.0.0-milestone25"},{"introduced":"9.0.0-milestone26"},{"last_affected":"9.0.0-milestone26"},{"introduced":"9.0.0-milestone27"},{"last_affected":"9.0.0-milestone27"},{"introduced":"9.0.0-milestone3"},{"last_affected":"9.0.0-milestone3"},{"introduced":"9.0.0-milestone4"},{"last_affected":"9.0.0-milestone4"},{"introduced":"9.0.0-milestone5"},{"last_affected":"9.0.0-milestone5"},{"introduced":"9.0.0-milestone6"},{"last_affected":"9.0.0-milestone6"},{"introduced":"9.0.0-milestone7"},{"last_affected":"9.0.0-milestone7"},{"introduced":"9.0.0-milestone8"},{"last_affected":"9.0.0-milestone8"},{"introduced":"9.0.0-milestone9"},{"last_affected":"9.0.0-milestone9"}],"source":["CPE_RANGE","CPE_STRING"]}}],"versions":["9.0.0-milestone1","9.0.0-milestone10","9.0.0-milestone11","9.0.0-milestone12","9.0.0-milestone13","9.0.0-milestone14","9.0.0-milestone15","9.0.0-milestone16","9.0.0-milestone17","9.0.0-milestone18","9.0.0-milestone19","9.0.0-milestone2","9.0.0-milestone20","9.0.0-milestone21","9.0.0-milestone22","9.0.0-milestone23","9.0.0-milestone24","9.0.0-milestone25","9.0.0-milestone26","9.0.0-milestone27","9.0.0-milestone3","9.0.0-milestone4","9.0.0-milestone5","9.0.0-milestone6","9.0.0-milestone7","9.0.0-milestone8","9.0.0-milestone9"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-10072.json"}}],"references":[{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00013.html"},{"type":"WEB","url":"http://www.securityfocus.com/bid/108874"},{"type":"WEB","url":"https://lists.apache.org/thread.html/df1a2c1b87c8a6c500ecdbbaf134c7f1491c8d79d98b48c6b9f0fa6a%40%3Cannounce.tomcat.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r3bbb800a816d0a51eccc5a228c58736960a9fffafa581a225834d97d%40%3Cdev.tomcat.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r48c1444845fe15a823e1374674bfc297d5008a5453788099ea14caf0%40%3Cdev.tomcat.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r6ccee4e849bc77df0840c7f853f6bd09d426f6741247da2b7429d5d9%40%3Cdev.tomcat.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/raba0fabaf4d56d4325ab2aca8814f0b30a237ab83d8106b115ee279a%40%3Cdev.tomcat.apache.org%3E"},{"type":"WEB","url":"https://support.f5.com/csp/article/K17321505"},{"type":"WEB","url":"https://usn.ubuntu.com/4128-1/"},{"type":"WEB","url":"https://usn.ubuntu.com/4128-2/"},{"type":"WEB","url":"https://www.oracle.com/security-alerts/cpuApr2021.html"},{"type":"WEB","url":"https://www.oracle.com/security-alerts/cpuapr2020.html"},{"type":"WEB","url":"https://www.oracle.com/security-alerts/cpujan2020.html"},{"type":"WEB","url":"https://www.oracle.com/security-alerts/cpuoct2020.html"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:3929"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:3931"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20190625-0002/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2020/dsa-4680"},{"type":"ADVISORY","url":"https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html"},{"type":"ADVISORY","url":"https://www.synology.com/security/advisory/Synology_SA_19_29"}],"severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}