RHSA-2017:0059 - Security Advisory

Topic

Updated packages that provide Red Hat Mobile Application Platform 4.2.1, fixed several bugs, and added various enhancements that are now available from the Customer Portal.

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 Mobile Application Platform (RHMAP) 4.2 is delivered as a set of Docker-formatted container images. In addition to the images, several components are delivered as RPMs:

• OpenShift templates used to deploy an RHMAP Core and MBaaS
• A diagnostic tool called 'fh-system-dump-tool', which can be used to collect information about the RHMAP cluster in case of problems

The following RPMs are included in the RHMAP container images, and are provided here only for completeness:

• The Nagios server, which is used to monitor the status of RHMAP components, is installed inside the Nagios container image.
• PhantomJS, a headless WebKit scriptable with a JavaScript API, is installed inside the MBaaS and Supercore container images.
• 'mod_authnz_external', an Apache module used for authentication, is installed inside the httpd container image.

A ZIP package containing client SDKs is also delivered as an optional download. The same ZIP file is also provided inside the 'rhmap42/fh-sdks' container image.

This release serves as an update for Red Hat Mobile Application Platform 4.2.0. It includes bug fixes and enhancements. Refer to the Red Hat Mobile Application Platform 4.2.1 Release Notes for information about the most significant bug fixes and enhancements included in this release.

Security Fix(es):

• An integer overflow flaw, leading to a heap-based buffer overflow, was found in the memcached binary protocol. An attacker could create a specially crafted message that would cause the memcached server to crash or, potentially, execute arbitrary code. (CVE-2016-8704)
• An integer overflow flaw, leading to a heap-based buffer overflow, was found in the memcached binary protocol. An attacker could create a specially crafted message that would cause the memcached server to crash or, potentially, execute arbitrary code. (CVE-2016-8705)

Solution

A link to download the ZIP file and RPM packages provided by this update can be found in the references section of this errata.

Affected Products

• Red Hat Mobile Application Platform 4.2 x86_64

Fixes

• BZ - 1390510 - CVE-2016-8704 memcached: Server append/prepend remote code execution
• BZ - 1390511 - CVE-2016-8705 memcached: Server update remote code execution

CVEs

• CVE-2016-8704
• CVE-2016-8705

References

• https://access.redhat.com/security/updates/classification/#moderate
• https://access.redhat.com/downloads/content/316/