RHSA-2023:5922 - Security Advisory

Topic

A security update is now available for Red Hat JBoss Enterprise Application Platform 7.4.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

Red Hat JBoss Enterprise Application Platform 7 is a platform for Java applications based on the WildFly application runtime.

This asynchronous patch is a security update for Red Hat JBoss Enterprise Application Platform 7.4.

Security Fix(es):

• HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) (CVE-2023-44487)

A Red Hat Security Bulletin which addresses further details about this flaw is available in the References section.

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.

The References section of this erratum contains a download link (you must log in to download the update).

Affected Products

• JBoss Enterprise Application Platform Text-Only Advisories x86_64

Fixes

• BZ - 2242803 - CVE-2023-44487 HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack)
• JBEAP-25457 - (7.4.z) Upgrade Undertow from 2.2.26.SP1-redhat-00001 to 2.2.28.SP1
• JBEAP-25838 - (7.4.z) Upgrade Netty from 4.1.94.Final-redhat-00001 to 4.1.94.Final-redhat-00003

CVEs

• CVE-2023-44487

References

• https://access.redhat.com/security/updates/classification/#important
• https://access.redhat.com/security/vulnerabilities/RHSB-2023-003
• https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=securityPatches&product=appplatform&version=7.4
• https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.4/
• https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.4/html-single/installation_guide/