RHSA-2018:1249 - Security Advisory

Topic

An update for eap7-jboss-ec2-eap is now available for Red Hat JBoss Enterprise Application Platform 7.1.2 for Red Hat Enterprise Linux 6 and Red Hat JBoss Enterprise Application Platform 7.1.2 for Red Hat Enterprise Linux 7.

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

The eap7-jboss-ec2-eap packages provide scripts for Red Hat JBoss Enterprise Application Platform running on the Amazon Web Services (AWS) Elastic Compute Cloud (EC2).

With this update, the eap7-jboss-ec2-eap package has been updated to ensure
compatibility with Red Hat JBoss Enterprise Application Platform 7.1.2.

Refer to the JBoss Enterprise Application Platform 7.1 Release Notes, linked to in the References section, for information on the most significant bug fixes and enhancements included in this release.

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

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

• JBoss Enterprise Application Platform 7.1 for RHEL 7 x86_64
• JBoss Enterprise Application Platform 7.1 for RHEL 6 x86_64
• JBoss Enterprise Application Platform 7.1 for RHEL 6 i386

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/documentation/en-us/red_hat_jboss_enterprise_application_platform/