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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: Red Hat support for Spring Boot 2.3.10 security update
Advisory ID:       RHSA-2021:3425-01
Product:           Red Hat OpenShift Application Runtimes
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:3425
Issue date:        2021-09-09
CVE Names:         CVE-2020-27782 CVE-2021-3690 CVE-2021-24122 
                   CVE-2021-25122 CVE-2021-25329 
=====================================================================

1. Summary:

An update is now available for Red Hat support for Spring Boot.

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. For more information, see the CVE links in the References
section.

2. Description:

Red Hat support for Spring Boot provides an application platform that
reduces the complexity of developing and operating applications (monoliths
and microservices) for OpenShift as a containerized platform.

This release of Red Hat support for Spring Boot 2.3.10 serves as a
replacement for Red Hat support for Spring Boot 2.3.6, and includes
security and bug fixes and enhancements. For more information, see the
release notes listed in the References section.

Security Fix(es):

* undertow: special character in query results in server errors
(CVE-2020-27782)

* undertow: buffer leak on incoming websocket PONG message may lead to DoS
(CVE-2021-3690)

* tomcat: Information disclosure when using NTFS file system
(CVE-2021-24122)

* tomcat: Request mix-up with h2c (CVE-2021-25122)

* tomcat: Incomplete fix for CVE-2020-9484 (RCE via session persistence)
(CVE-2021-25329)

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.

3. 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 for the
update. You must be logged in to download the update.

4. Bugs fixed (https://bugzilla.redhat.com/):

1901304 - CVE-2020-27782 undertow: special character in query results in server errors
1917209 - CVE-2021-24122 tomcat: Information disclosure when using NTFS file system
1934032 - CVE-2021-25122 tomcat: Request mix-up with h2c
1934061 - CVE-2021-25329 tomcat: Incomplete fix for CVE-2020-9484 (RCE via session persistence)
1991299 - CVE-2021-3690 undertow: buffer leak on incoming websocket PONG message may lead to DoS

5. References:

https://access.redhat.com/security/cve/CVE-2020-27782
https://access.redhat.com/security/cve/CVE-2021-3690
https://access.redhat.com/security/cve/CVE-2021-24122
https://access.redhat.com/security/cve/CVE-2021-25122
https://access.redhat.com/security/cve/CVE-2021-25329
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=distributions&product=catRhoar.spring.boot&version=2.3.10
https://access.redhat.com/documentation/en-us/red_hat_support_for_spring_boot/2.3/html/release_notes_for_spring_boot_2.3/index

6. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2021 Red Hat, Inc.
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