CVE-2019-6196 Path traversal in Installation Packages

Medium 6.7 Published Updated

Attackers can exploit symbolic links in Lenovo installation packages to perform privileged file operations, potentially leading to privilege escalation or code execution.

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
None listed

What is CVE-2019-6196?

CVE-2019-6196 is a medium-severity path traversal vulnerability in Lenovo Installation Packages, published on 9 Jun 2020. 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

A symbolic link vulnerability in some Lenovo installation packages, prior to version 1.2.9.3, could allow privileged file operations during file extraction and installation.

Weakness: CWE-426

Which versions are affected by CVE-2019-6196?

It affects 1 product.

Products include Lenovo Installation Package.

How do I fix CVE-2019-6196?

No fix has been published for CVE-2019-6196 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2019-6196 being exploited?

There is no known exploitation of CVE-2019-6196 in the wild and no public exploit code.

Sources

Also known as GHSA-x36v-qf7f-ph37.

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