RHSA-2018:1251 - Security Advisory

Topic

Updated packages that provide Red Hat JBoss Enterprise Application Platform 7.1.2, fixes several bugs, and adds various enhancements are now available 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

Red Hat JBoss Enterprise Application Platform is a platform for Java applications based on the JBoss Application Server.

This release of Red Hat JBoss Enterprise Application Platform 7.1.2 serves as a replacement for Red Hat JBoss Enterprise Application Platform 7.1.1, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.

Security Fix(es):

• undertow: HTTP header injection using CRLF with UTF-8 Encoding (incomplete fix of CVE-2016-4993) (CVE-2018-1067)
• wildfly-undertow: undertow: Path traversal in ServletResourceManager class (CVE-2018-1047)
• slf4j: Deserialisation vulnerability in EventData constructor can allow for arbitrary code execution (CVE-2018-8088)

Red Hat would like to thank Ammarit Thongthua and Nattakit Intarasorn (Deloitte Thailand Pentest team) for reporting CVE-2018-1067, and Chris McCown for reporting CVE-2018-8088.

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 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 - 1528361 - CVE-2018-1047 undertow: Path traversal in ServletResourceManager class
• BZ - 1548909 - CVE-2018-8088 slf4j: Deserialisation vulnerability in EventData constructor can allow for arbitrary code execution
• BZ - 1550671 - CVE-2018-1067 undertow: HTTP header injection using CRLF with UTF-8 Encoding (incomplete fix of CVE-2016-4993)

CVEs

• CVE-2018-1047
• CVE-2018-1067
• CVE-2018-8088

References

• https://access.redhat.com/security/updates/classification/#important
• https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=appplatform&downloadType=securityPatches&version=7.1
• https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/