RHSA-2019:2938 - Security Advisory

Topic

An update is now available for Red Hat JBoss Enterprise Application Platform 7.2 for Red Hat Enterprise Linux.

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

This release of Red Hat JBoss Enterprise Application Platform 7.2.4 serves as a replacement for Red Hat JBoss Enterprise Application Platform 7.2.3, and includes bug fixes and enhancements. Refer to the Red Hat JBoss Enterprise Application Platform 7.2.4 Release Notes for information on the most significant bug fixes and enhancements included in this release.

Security Fix(es):

• jackson-databind: default typing mishandling leading to remote code execution (CVE-2019-14379)
• jackson-databind: failure to block the logback-core class from polymorphic deserialization leading to remote code execution (CVE-2019-12384)
• jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server via crafted JSON message (CVE-2019-12814)
• undertow: DEBUG log for io.undertow.request.security if enabled leaks credentials to log files (CVE-2019-10212)
• codehaus: incomplete fix for unsafe deserialization in jackson-databind vulnerabilities (CVE-2019-10202)
• jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server (CVE-2019-12086)
• undertow: Information leak in requests for directories without trailing slashes (CVE-2019-10184)

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 - 1713068 - CVE-2019-10184 undertow: Information leak in requests for directories without trailing slashes
• BZ - 1713468 - CVE-2019-12086 jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server.
• BZ - 1725795 - CVE-2019-12814 jackson-databind: polymorphic typing issue allows attacker to read arbitrary local files on the server via crafted JSON message.
• BZ - 1725807 - CVE-2019-12384 jackson-databind: failure to block the logback-core class from polymorphic deserialization leading to remote code execution
• BZ - 1731271 - CVE-2019-10202 codehaus: incomplete fix for unsafe deserialization in jackson-databind vulnerabilities
• BZ - 1731984 - CVE-2019-10212 undertow: DEBUG log for io.undertow.request.security if enabled leaks credentials to log files
• BZ - 1737517 - CVE-2019-14379 jackson-databind: default typing mishandling leading to remote code execution

CVEs

• CVE-2019-10184
• CVE-2019-10202
• CVE-2019-10212
• CVE-2019-12086
• CVE-2019-12384
• CVE-2019-12814
• CVE-2019-14379
• CVE-2019-19343

References

• https://access.redhat.com/security/updates/classification/#important
• https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=appplatform&downloadType=securityPatches&version=7.2
• https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.2/
• https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.2/html-single/installation_guide/