SB2024111823 - Multiple vulnerabilities in Apache Tomcat

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Resource management error (CVE-ID: CVE-2024-52317)

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to improper management of internal resources when handling HTTP/2 responses, which causes request and/or response mix-up between users. A remote non-authenticated attacker can send a series of HTTP/2 requests and gain access to sensitive information.

2) Improper Authentication (CVE-ID: CVE-2024-52316)

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error when processing authentication requests. If Tomcat was configured to use a custom Jakarta Authentication (formerly JASPIC) ServerAuthContext component which may throw an exception during the authentication process without explicitly setting an HTTP status to indicate failure, the authentication may not have failed, allowing the user to bypass the authentication process.

Remediation

Install update from vendor's website.

References

• https://tomcat.apache.org/security-9.html
• https://tomcat.apache.org/security-10.html
• https://tomcat.apache.org/security-11.html