Red Hat Product Errata RHSA-2020:0922 - Security Advisory
Issued:
2020-03-23
Updated:
2020-03-23

RHSA-2020:0922 - Security Advisory

Synopsis

Important: Red Hat AMQ Broker 7.6 release and security update

Type/Severity

Security Advisory: Important

Topic

Red Hat AMQ Broker 7.6 is now available from the Red Hat Customer Portal.

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

AMQ Broker is a high-performance messaging implementation based on ActiveMQ Artemis. It uses an asynchronous journal for fast message persistence, and supports multiple languages, protocols, and platforms.

This release of Red Hat AMQ Broker 7.6.0 serves as a replacement for Red Hat AMQ Broker 7.5.0, and includes security and bug fixes, and enhancements. For further information, refer to the release notes linked to in the References section.

Security Fix(es):

  • netty: HTTP request smuggling (CVE-2019-20444)
  • netty: HttpObjectDecoder.java allows Content-Length header to accompanied by second Content-Length header (CVE-2019-20445)
  • jetty: HTTP/2: large amount of data requests leads to denial of service (CVE-2019-9511)
  • jetty: HTTP/2: flood using PING frames results in unbounded memory growth (CVE-2019-9512)
  • jetty: HTTP/2: flood using HEADERS frames results in unbounded memory growth (CVE-2019-9514)
  • jetty: HTTP/2: flood using SETTINGS frames results in unbounded memory growth (CVE-2019-9515)
  • jetty: HTTP/2: 0-length headers lead to denial of service (CVE-2019-9516)
  • jetty: HTTP/2: request for large response leads to denial of service (CVE-2019-9517)
  • jetty: HTTP/2: flood using empty frames results in excessive resource consumption (CVE-2019-9518)
  • jetty: using specially formatted URL against DefaultServlet or ResourceHandler leads to XSS conditions (CVE-2019-10241)
  • jetty: error path information disclosure (CVE-2019-10247)
  • mqtt-client: activemq: Corrupt MQTT frame can cause broker shutdown (CVE-2019-0222)
  • netty: HTTP request smuggling by mishandled whitespace before the colon in HTTP headers (CVE-2019-16869)
  • netty: HTTP Request Smuggling due to Transfer-Encoding whitespace mishandling (CVE-2020-7238)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Solution

Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.

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

Affected Products

  • Red Hat JBoss Middleware Text-Only Advisories for MIDDLEWARE 1 x86_64

Fixes

  • BZ - 1696012 - CVE-2019-0222 activemq: Corrupt MQTT frame can cause broker shutdown
  • BZ - 1705924 - CVE-2019-10241 jetty: using specially formatted URL against DefaultServlet or ResourceHandler leads to XSS conditions
  • BZ - 1705993 - CVE-2019-10247 jetty: error path information disclosure
  • BZ - 1735645 - CVE-2019-9512 HTTP/2: flood using PING frames results in unbounded memory growth
  • BZ - 1735744 - CVE-2019-9514 HTTP/2: flood using HEADERS frames results in unbounded memory growth
  • BZ - 1735745 - CVE-2019-9515 HTTP/2: flood using SETTINGS frames results in unbounded memory growth
  • BZ - 1735749 - CVE-2019-9518 HTTP/2: flood using empty frames results in excessive resource consumption
  • BZ - 1741860 - CVE-2019-9511 HTTP/2: large amount of data requests leads to denial of service
  • BZ - 1741864 - CVE-2019-9516 HTTP/2: 0-length headers lead to denial of service
  • BZ - 1741868 - CVE-2019-9517 HTTP/2: request for large response leads to denial of service
  • BZ - 1758619 - CVE-2019-16869 netty: HTTP request smuggling by mishandled whitespace before the colon in HTTP headers
  • BZ - 1796225 - CVE-2020-7238 netty: HTTP Request Smuggling due to Transfer-Encoding whitespace mishandling
  • BZ - 1798509 - CVE-2019-20445 netty: HttpObjectDecoder.java allows Content-Length header to accompanied by second Content-Length header
  • BZ - 1798524 - CVE-2019-20444 netty: HTTP request smuggling

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.