SB2024081548 - Multiple vulnerabilities in Undertow

Description

This security bulletin contains information about 2 vulnerabilities.

1) Resource exhaustion (CVE-ID: CVE-2024-3653)

CWE-ID: CWE-400 - Resource exhaustion

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to incorrect handling of requests within the LearningPushHandler. A remote attacker can send specially crafted requests to the web server and consume available memory, leading to a denial of service.

Successful exploitation of the vulnerability requires that the learning-push handler is enabled (disabled by default).

2) Resource exhaustion (CVE-ID: CVE-2024-5971)

CWE-ID: CWE-400 - Resource exhaustion

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to response writes hand when using Java 17 TLSv1.3 NewSessionTicket. A remote attacker can perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://bugzilla.redhat.com/show_bug.cgi?id=2274437
• https://github.com/undertow-io/undertow/releases/tag/2.2.34.Final
• https://issues.redhat.com/browse/UNDERTOW-2382
• https://bugzilla.redhat.com/show_bug.cgi?id=2292211
• https://issues.redhat.com/browse/UNDERTOW-2413