title: Local privilege escalation with FileStore
description: The fix for bug CVE-2020-9484 introduced a time of check, time of use vulnerability into Apache Tomcat 10.1.0-M1 to 10.1.0-M8, 10.0.0-M5 to 10.0.14, 9.0.35 to 9.0.56 and 8.5.55 to 8.5.73 that allowed a local attacker to perform actions with the privileges of the user that the Tomcat process is using. This issue is only exploitable when Tomcat is configured to persist sessions using the FileStore.
problem types: CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition
affected:
{
vendor: Apache Software Foundation
product: Apache Tomcat
versions:
version: Apache Tomcat 10.1 10.1.0-M1 to 10.1.0-M8, status: affected
version: Apache Tomcat 10.0 10.0.0-M5 to 10.0.14, status: affected
version: Apache Tomcat 9 9.0.35 to 9.0.56, status: affected
version: Apache Tomcat 8 8.5.55 to 8.5.73, status: affected
}
metrics:
other: [
type: unknown
content: {'other': 'low'}
]