{"id":"CVE-2019-17563","revision":null,"records":[{"revision":"3cce489ba818493e84cc2c46be003885","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2019-17563","aliases":[],"title":"When using FORM authentication with Apache Tomcat 9.0.0.M1 to 9.0.29, 8.5.0 to 8.5.49 and 7.0.0 to 7.0.98 there was a narrow window where an attacker could perform a session fixation attack. The window was considered too narrow for an explo…","description":"When using FORM authentication with Apache Tomcat 9.0.0.M1 to 9.0.29, 8.5.0 to 8.5.49 and 7.0.0 to 7.0.98 there was a narrow window where an attacker could perform a session fixation attack. The window was considered too narrow for an exploit to be practical but, erring on the side of caution, this issue has been treated as a security vulnerability.","state":0,"publishedAt":"2019-12-23T16:39:01+00:00","modifiedAt":"2026-10-08T21:03:21.902+00:00","affected":[{"ecosystem":"Vendor product","name":"Apache Tomcat","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Apache Tomcat\",\n                    \"vendor\": \"Apache Software Foundation\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"9.0.0.M1 to 9.0.29\"\n                        },\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"8.5.0 to 8.5.49\"\n                        },\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"7.0.0 to 7.0.98\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://www.debian.org/security/2019/dsa-4596","https://seclists.org/bugtraq/2019/Dec/43","http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00013.html","https://lists.debian.org/debian-lts-announce/2020/01/msg00024.html","https://usn.ubuntu.com/4251-1/","https://lists.apache.org/thread.html/r6ccee4e849bc77df0840c7f853f6bd09d426f6741247da2b7429d5d9%40%3Cdev.tomcat.apache.org%3E","https://lists.apache.org/thread.html/r3bbb800a816d0a51eccc5a228c58736960a9fffafa581a225834d97d%40%3Cdev.tomcat.apache.org%3E","https://lists.apache.org/thread.html/r9136ff5b13e4f1941360b5a309efee2c114a14855578c3a2cbe5d19c%40%3Cdev.tomcat.apache.org%3E","https://lists.apache.org/thread.html/raba0fabaf4d56d4325ab2aca8814f0b30a237ab83d8106b115ee279a%40%3Cdev.tomcat.apache.org%3E","https://lists.apache.org/thread.html/r48c1444845fe15a823e1374674bfc297d5008a5453788099ea14caf0%40%3Cdev.tomcat.apache.org%3E","https://security.gentoo.org/glsa/202003-43","https://www.debian.org/security/2020/dsa-4680","https://lists.debian.org/debian-lts-announce/2020/05/msg00026.html","https://www.oracle.com/security-alerts/cpuapr2020.html","https://lists.apache.org/thread.html/reb9a66f176df29b9a832caa95ebd9ffa3284e8f4922ec4fa3ad8eb2e%40%3Cissues.cxf.apache.org%3E","https://www.oracle.com/security-alerts/cpujul2020.html","https://lists.apache.org/thread.html/8b4c1db8300117b28a0f3f743c0b9e3f964687a690cdf9662a884bbd%40%3Cannounce.tomcat.apache.org%3E","https://security.netapp.com/advisory/ntap-20200107-0001/","https://www.oracle.com/security-alerts/cpujan2021.html"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2019-17563","license":"CVE Program Terms of Use","key":"cve-program:CVE-2019-17563","identifiers":["CVE-2019-17563"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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