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Vulnerability of Jetty: information disclosure via Timing Channel Attack

Synthesis of the vulnerability 

An attacker can bypass access restrictions to data via Timing Channel Attack of Jetty, in order to obtain sensitive information.
Impacted software: Debian, Fedora, QRadar SIEM, Mule ESB.
Severity of this computer vulnerability: 2/4.
Creation date: 10/07/2017.
Références of this announce: 6344071, CVE-2017-9735, DLA-1020-1, DLA-1021-1, FEDORA-2017-03954b6dc4, FEDORA-2017-1206f87545, VIGILANCE-VUL-23170, ZOOKEEPER-2952.

Description of the vulnerability 

An attacker can bypass access restrictions to data via Timing Channel Attack of Jetty, in order to obtain sensitive information.
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This security announce impacts software or systems such as Debian, Fedora, QRadar SIEM, Mule ESB.

Our Vigil@nce team determined that the severity of this threat is medium.

The trust level is of type confirmed by the editor, with an origin of intranet client.

An attacker with a expert ability can exploit this computer vulnerability announce.

Solutions for this threat 

Apache ZooKeeper: version 3.4.12.
The version 3.4.12 is fixed:
  https://zookeeper.apache.org/

Debian 7: new jetty8 packages.
New packages are available:
  Debian 7: jetty8 8.1.3-4+deb7u1

Debian 7: new jetty packages.
New packages are available:
  Debian 7: jetty 6.1.26-1+deb7u1

Fedora 25: new jetty-alpn packages.
New packages are available:
  Fedora 25: jetty-alpn 8.1.11-2.v20170118.fc25

Fedora 25: new jetty-test-helper packages.
New packages are available:
  Fedora 25: jetty-test-helper 3.1-3.fc25

Fedora: new jetty packages.
New packages are available:
  Fedora 24: jetty 9.3.7-3.v20160115.fc24
  Fedora 25: jetty 9.4.6-1.v20170531.fc25

IBM QRadar SIEM: patch for Jetty, ActiveMQ, CXF.
A patch is indicated in information sources.

MuleSoft Mule Runtime: version 4.1.1.
The version 4.1.1 is fixed:
  https://www.mulesoft.com/platform/mule
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Computer vulnerabilities tracking service 

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