Severity: Low Vendor: The Apache Software Foundation Versions Affected: Apache Tomcat 10.0.0-M1 to 10.0.0 Apache Tomcat 9.0.0.M1 to 9.0.41 Apache Tomcat 8.5.0 to 8.5.61 Apache Tomcat 7.0.0 to 7.0.107 Description:The fix for CVE-2020-9484 was incomplete. When using a highly unlikely configuration edge case, the Tomcat instance was still vulnerable to CVE-2020-9484. Note that both the previously published prerequisites for CVE-2020-9484 also apply to this issue.
Mitigation: Users of the affected versions should apply one of the following mitigations: - Upgrade to Apache Tomcat 10.0.2 or later - Upgrade to Apache Tomcat 9.0.43 or later - Upgrade to Apache Tomcat 8.5.63 or later - Upgrade to Apache Tomcat 7.0.108 or later - the the previously published non-upgrade mitigations for CVE-2020-9484 also apply to this issueNote that issue was fixed in 10.0.1, 9.0.42 and 8.5.62 but the release votes for those versions did not pass.
Credit: This issue was identified by Trung Pham of Viettel Cyber Security. History: 2021-03-01 Original advisory References:  https://tomcat.apache.org/security-10.html  https://tomcat.apache.org/security-9.html  https://tomcat.apache.org/security-8.html  https://tomcat.apache.org/security-7.html
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