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Vulnerability of HAProxy: information disclosure via Authorization Header

Synthesis of the vulnerability 

An attacker can bypass access restrictions to data via Authorization Header of HAProxy, in order to obtain sensitive information.
Vulnerable products: Fedora, openSUSE Leap, RHEL, SLES, Ubuntu.
Severity of this weakness: 2/4.
Creation date: 28/05/2018.
Références of this bulletin: CVE-2018-11469, FEDORA-2018-941d094624, openSUSE-SU-2018:3324-1, RHSA-2019:1436-01, SUSE-SU-2018:3249-1, USN-3663-1, VIGILANCE-VUL-26244.

Description of the vulnerability 

An attacker can bypass access restrictions to data via Authorization Header of HAProxy, in order to obtain sensitive information.
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This cybersecurity vulnerability impacts software or systems such as Fedora, openSUSE Leap, RHEL, SLES, Ubuntu.

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

The trust level is of type confirmed by the editor, with an origin of user shell.

An attacker with a expert ability can exploit this weakness alert.

Solutions for this threat 

HAProxy: patch for Authorization Header.
A patch is indicated in information sources.

Fedora 28: new haproxy packages.
New packages are available:
  Fedora 28: haproxy 1.8.12-2.fc28

openSUSE Leap 15.0: new haproxy packages.
New packages are available:
  openSUSE Leap 15.0: haproxy 1.8.14~git0.52e4d43b-lp150.2.3.1

RHEL 7: new rh-haproxy18-haproxy packages.
New packages are available:
  RHEL 7: rh-haproxy18-haproxy 1.8.17-1.el7

SUSE LE 15: new haproxy packages.
New packages are available:
  SUSE LE 15 RTM: haproxy 1.8.14~git0.52e4d43b-3.3.2

Ubuntu: new haproxy packages.
New packages are available:
  Ubuntu 18.04 LTS: haproxy 1.8.8-1ubuntu0.1
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Computer vulnerabilities tracking service 

Vigil@nce provides application vulnerability bulletins. The Vigil@nce security watch publishes vulnerability bulletins about threats impacting the information system.