Session Fixation Vulnerability in Apache Tomcat 7.0.0 to 7.0.98, 8.5.0 to 8.5.49, and 9.0.0.M1 to 9.0.29

CVE-2019-17563 · HIGH Severity

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

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.

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