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Vulnerability of Eclipse Jetty: information disclosure via HTTP/0.9 Request Smuggling

Synthesis of the vulnerability 

An attacker can use a vulnerability via HTTP/0.9 Request Smuggling of Eclipse Jetty, in order to obtain sensitive information.
Vulnerable software: Debian, Jetty, Fedora, QRadar SIEM, SnapManager, Puppet.
Severity of this announce: 2/4.
Creation date: 26/06/2018.
Références of this computer vulnerability: 1103493, CVE-2017-7656, DSA-4278-1, FEDORA-2018-48b73ed393, FEDORA-2018-93a507fd0f, NTAP-20181014-0001, VIGILANCE-VUL-26533.

Description of the vulnerability 

The Eclipse Jetty product offers a web service.

However, an attacker can bypass access restrictions to data.

An attacker can therefore use a vulnerability via HTTP/0.9 Request Smuggling of Eclipse Jetty, in order to obtain sensitive information.
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This computer vulnerability bulletin impacts software or systems such as Debian, Jetty, Fedora, QRadar SIEM, SnapManager, Puppet.

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

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

An attacker with a expert ability can exploit this threat note.

Solutions for this threat 

Eclipse Jetty: version 9.4.11.
The version 9.4.11 is fixed:
  https://www.eclipse.org/jetty/download.html

Eclipse Jetty: version 9.3.24.
The version 9.3.24 is fixed:
  https://www.eclipse.org/jetty/download.html

Eclipse Jetty: version 9.2.25.
The version 9.2.25 is fixed:
  https://www.eclipse.org/jetty/download.html

Debian 9: new jetty9 packages.
New packages are available:
  Debian 9: jetty9 9.2.21-1+deb9u1

Fedora: new jetty packages.
New packages are available:
  Fedora 27: jetty 9.4.11-2.v20180605.fc27
  Fedora 28: jetty 9.4.11-2.v20180605.fc28

IBM QRadar SIEM: patch for Eclipse Jetty.
A patch is indicated in information sources.

Puppet Enterprise: versions 2018.1.5 and 2019.0.1.
Versions 2018.1.5 and 2019.0.1 are fixed:
  https://puppet.com/
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