Local privilege escalation with FileStore
CVE-2022-23181

7HIGH

Key Information:

Vendor
Apache
Status
Apache Tomcat
Vendor
CVE Published:
27 January 2022

Summary

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.

Affected Version(s)

Apache Tomcat Apache Tomcat 10.1 10.1.0-M1 to 10.1.0-M8

Apache Tomcat Apache Tomcat 10.0 10.0.0-M5 to 10.0.14

Apache Tomcat Apache Tomcat 9 9.0.35 to 9.0.56

References

https://lists.apache.org/thread/l8x62p3k19yfcb208jo4zrb83...
https://www.oracle.com/security-alerts/cpuapr2022.html
https://security.netapp.com/advisory/ntap-20220217-0010/

CVSS V3.1

Score:
7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.