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Vulnerability of Guava: file reading via createTempDir

Synthesis of the vulnerability 

A local attacker can read a file via createTempDir() of Guava, in order to obtain sensitive information.
Vulnerable systems: JBoss EAP by Red Hat, Red Hat SSO.
Severity of this threat: 2/4.
Creation date: 16/03/2021.
Références of this weakness: CVE-2020-8908, RHSA-2021:0872-01, RHSA-2021:0873-01, RHSA-2021:0874-01, RHSA-2021:0885-01, RHSA-2021:0967-01, RHSA-2021:0968-01, RHSA-2021:0969-01, RHSA-2021:0974-01, VIGILANCE-VUL-34862.

Description of the vulnerability 

A local attacker can read a file via createTempDir() of Guava, in order to obtain sensitive information.
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This computer weakness impacts software or systems such as JBoss EAP by Red Hat, Red Hat SSO.

Our Vigil@nce team determined that the severity of this vulnerability note 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 threat.

Solutions for this threat 

Red Hat Jboss EAP: version 7.3.6.
The version 7.3.6 is fixed:
  https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=appplatform&downloadType=securityPatches&version=7.3

Red Hat Single Sign-On: version 7.4.6.
The version 7.4.6 is fixed:
  https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=core.service.rhsso&downloadType=securityPatches&version=7.4
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