CVE-2019-13637 Path traversal in n/a

High 8.8 Published Updated

An attacker can execute arbitrary commands by tricking a user into clicking a malicious link that loads unsafe libraries via insecure search paths.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2019-13637?

CVE-2019-13637 is a high-severity path traversal vulnerability in n/a, published on 17 Jul 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

In LogMeIn join.me before 3.16.0.5505, an attacker could execute arbitrary commands on a targeted system. This vulnerability is due to unsafe search paths used by the application URI that is defined in Windows. An attacker could exploit this vulnerability by convincing a targeted user to follow a malicious link. Successful exploitation could cause the application to load libraries from the directory targeted by the URI link. The attacker could use this behavior to execute arbitrary commands on the system with the privileges of the targeted user if the attacker can place a crafted library in a directory that is accessible to the vulnerable system.

Weakness: CWE-426

Which versions are affected by CVE-2019-13637?

It affects 1 product.

Products include Logmeininc Join.me.

How do I fix CVE-2019-13637?

No fix has been published for CVE-2019-13637 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-2019-13637 being exploited?

There is no known exploitation of CVE-2019-13637 in the wild and no public exploit code.

Sources

Also known as GHSA-q3mp-4jv7-m22x.

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