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Vulnerability of Okular: directory traversal

Synthesis of the vulnerability 

An attacker can traverse directories of Okular, in order to read a file outside the service root path.
Vulnerable products: Debian, Fedora, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES.
Severity of this weakness: 2/4.
Creation date: 12/09/2018.
Références of this bulletin: CVE-2018-1000801, DLA-1516-1, DSA-4303-1, FEDORA-2018-dbeb27d783, FEDORA-2018-de7ad09860, openSUSE-SU-2018:2727-1, openSUSE-SU-2018:2733-1, openSUSE-SU-2018:2733-2, RHSA-2020:1173-01, VIGILANCE-VUL-27210.

Description of the vulnerability 

An attacker can traverse directories of Okular, in order to read a file outside the service root path.
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This security alert impacts software or systems such as Debian, Fedora, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES.

Our Vigil@nce team determined that the severity of this security weakness 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 security announce.

Solutions for this threat 

Debian 8: new okular packages.
New packages are available:
  Debian 8: okular 4:4.14.2-2+deb8u1

Debian 9: new okular packages.
New packages are available:
  Debian 9: okular 4:16.08.2-1+deb9u1

Fedora: new okular packages.
New packages are available:
  Fedora 27: okular 17.12.3-2.fc27
  Fedora 28: okular 18.04.3-2.fc28

openSUSE Leap: new okular packages.
New packages are available:
  openSUSE Leap 42.3: okular 17.04.2-6.1
  openSUSE Leap 15.0: okular 17.12.3-lp150.3.3.1

RHEL 7: new okular packages.
New packages are available:
  RHEL 7.0-7.7: okular 4.10.5-8.el7

SUSE LE 12: new okular packages.
New packages are available:
  SUSE LE 12 RTM-SP3: okular 17.04.2-11.1

SUSE LE 15: new okular packages.
New packages are available:
  SUSE LE 15 RTM: okular 17.12.3-bp150.3.3.1
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