RHSA-2021:0885 - Security Advisory

Topic

A security update is now available for Red Hat JBoss Enterprise Application Platform 7.3.

Red Hat Product Security has rated this update as having a security impact of Moderate. 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 release of Red Hat JBoss Enterprise Application Platform 7.3.6 serves as a replacement for Red Hat JBoss Enterprise Application Platform 7.3.5, and includes bug fixes and enhancements. See the Red Hat JBoss Enterprise Application Platform 7.3.6 Release Notes for information about the most significant bug fixes and enhancements included in this release.

Security Fix(es):

• jboss-remoting: Threads hold up forever in the EJB server by suppressing the ack from an EJB client (CVE-2020-35510)
• bouncycastle: password bypass in OpenBSDBCrypt.checkPassword utility possible (CVE-2020-28052)
• wildfly-undertow: undertow: Possible regression in fix for CVE-2020-10687 (CVE-2021-20220)
• jboss-ejb-client: wildfly: Information disclosure due to publicly accessible privileged actions in JBoss EJB Client (CVE-2021-20250)
• guava: local information disclosure via temporary directory created with unsafe permissions (CVE-2020-8908)

Solution

Before applying this update, back up your existing Red Hat JBoss Enterprise Application Platform installation and deployed applications.

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

The JBoss server process must be restarted for the update to take effect.

Affected Products

• JBoss Enterprise Application Platform Text-Only Advisories x86_64

Fixes

• BZ - 1905796 - CVE-2020-35510 jboss-remoting: Threads hold up forever in the EJB server by suppressing the ack from an EJB client
• BZ - 1906919 - CVE-2020-8908 guava: local information disclosure via temporary directory created with unsafe permissions
• BZ - 1912881 - CVE-2020-28052 bouncycastle: password bypass in OpenBSDBCrypt.checkPassword utility possible
• BZ - 1923133 - CVE-2021-20220 undertow: Possible regression in fix for CVE-2020-10687
• BZ - 1929479 - CVE-2021-20250 wildfly: Information disclosure due to publicly accessible privileged actions in JBoss EJB Client

CVEs

• CVE-2020-8908
• CVE-2020-10687
• CVE-2020-28052
• CVE-2020-35510
• CVE-2021-20220
• CVE-2021-20250

References

• https://access.redhat.com/security/updates/classification/#moderate
• https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=appplatform&downloadType=securityPatches&version=7.3
• https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.3/
• https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.3/html-single/installation_guide/