CVE-2018-14650 Information disclosure in sos-collector

Medium 5.9 Published 27 Sep 2018 Updated 5 Aug 2024

Local attackers can read sensitive data collected by sos-collector due to insecure default file permissions in the /var/tmp directory.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2018-14650?

CVE-2018-14650 is a medium-severity vulnerability in Redhat Enterprise Linux Desktop, published on 27 Sep 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

It was discovered that sos-collector does not properly set the default permissions of newly created files, making all files created by the tool readable by any local user. A local attacker may use this flaw by waiting for a legit user to run sos-collector and steal the collected data in the /var/tmp directory.

Weakness: CWE-276, CWE-732

Which versions are affected by CVE-2018-14650?

It affects 6 products.

Linux distribution packages (4)

`sos-collector` Red Hat:enterprise_linux:7::client	All versions	`0:1.5-3.el7_6`
`sos-collector` Red Hat:enterprise_linux:7::computenode	All versions	`0:1.5-3.el7_6`
`sos-collector` Red Hat:enterprise_linux:7::server	All versions	`0:1.5-3.el7_6`
`sos-collector` Red Hat:enterprise_linux:7::workstation	All versions	`0:1.5-3.el7_6`

Products include Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Server Aus, Redhat Enterprise Linux Server Eus, Redhat Enterprise Linux Workstation, Sos-Collector Project Sos-Collector.

How do I fix CVE-2018-14650?

Apply the vendor's patch.

Is CVE-2018-14650 being exploited?

There is no known exploitation of CVE-2018-14650 in the wild and no public exploit code.

All Redhat Enterprise Linux Desktop vulnerabilities

Sources

Also known as GHSA-4pjf-x44m-95hq, RHSA-2018:3663.