QID 730348

Date Published: 2022-02-11

QID 730348: Apache Tomcat Privilege Escalation Vulnerability

Apache Tomcat is an open source web server and servlet container developed by the Apache Software Foundation.

The fix for bug CVE-2020-9484 introduced a time of check, time of use vulnerability into Apache Tomcat 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.

Affected Versions:
Apache Tomcat 10.1.0-M1 to 10.1.0-M8
Apache Tomcat 10.0.0-M5 to 10.0.14
Apache Tomcat 9.0.35 to 9.0.56
Apache Tomcat 8.5.55 to 8.5.73

This vulnerability may lead to exposure of sensitive information to an unauthorized actor

CVSS V3 rated as High - 7 severity.

CVSS V2 rated as Medium - 4.4 severity.

Solution

Upgrade to the Apache Tomcat 10.1.0-M10, 10.0.16, 9.0.58, 8.5.75 or to the latest version of Apache Tomcat. Please refer to Apache Tomcat Security Advisory.

Vendor References

Apache Tomcat v10.0.16 - tomcat.apache.org/security-10.html#Fixed_in_Apache_Tomcat_10.0.16 and 10.1.0-M10
Apache Tomcat v8.5.75 - tomcat.apache.org/security-8.html#Fixed_in_Apache_Tomcat_8.5.75
Apache Tomcat v9.0.58 - tomcat.apache.org/security-9.html#Fixed_in_Apache_Tomcat_9.0.58

CVEs related to QID 730348

CVE-2022-23181 |

Software Advisories

Advisory ID	Software	Component	Link
Apache Tomcat 10			tomcat.apache.org/security-10.html
Apache Tomcat 8			tomcat.apache.org/security-9.html
Apache Tomcat 9			tomcat.apache.org/security-9.html

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