Vulnerability of Firejail: code execution via End-of-options Separator Bypass

Synthesis of the vulnerability

An attacker can use a vulnerability via End-of-options Separator Bypass of Firejail, in order to run code.

Vulnerable software: Debian, Fedora, openSUSE Leap.

Severity of this announce: 2/4.

Creation date: 07/08/2020.

Références of this computer vulnerability: CVE-2020-17367, DLA-2336-1, DSA-4742-1, FEDORA-2020-45fc8559d5, FEDORA-2020-80a6d7e7e0, openSUSE-SU-2020:1208-1, openSUSE-SU-2021:0271-1, VIGILANCE-VUL-33031.

Description of the vulnerability

An attacker can use a vulnerability via End-of-options Separator Bypass of Firejail, in order to run code.
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This computer vulnerability note impacts software or systems such as Debian, Fedora, openSUSE Leap.

Our Vigil@nce team determined that the severity of this computer vulnerability announce 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 cybersecurity announce.

Solutions for this threat

Debian 10: new firejail packages.
New packages are available:
Debian 10: firejail 0.9.58.2-2+deb10u1

Debian 9: new firejail packages.
New packages are available:
Debian 9: firejail 0.9.44.8-2+deb9u1

Fedora 31-32: new firejail packages.
New packages are available:
Fedora 31: firejail 0.9.62.4-1.fc31
Fedora 32: firejail 0.9.62.4-1.fc32

openSUSE Leap 15.2: new firejail packages (11/02/2021).
New packages are available:
openSUSE Leap 15.2: firejail 0.9.64.4-lp152.3.6.1

openSUSE Leap 15.2: new firejail packages (17/08/2020).
New packages are available:
openSUSE Leap 15.2: firejail 0.9.62-lp152.3.3.1
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