CVE-2019-13532 Path traversal in CODESYS V3 web server

High 7.5 Published Updated

Attackers can access files outside the restricted directory via crafted HTTP requests in the CODESYS V3 web server.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-13532?

CVE-2019-13532 is a high-severity path traversal vulnerability in Codesys Control Runtime System Toolkit, published on 13 Sep 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

CODESYS V3 web server, all versions prior to 3.5.14.10, allows an attacker to send specially crafted http or https requests which may allow access to files outside the restricted working directory of the controller.

Weakness: CWE-22

Which versions are affected by CVE-2019-13532?

It affects 13 products.

Products include Codesys Control for Beaglebone, Codesys Control for Empc-A\/Imx6, Codesys Control for Iot2000, Codesys Control for Linux, Codesys Control for Pfc100, Codesys Control for Pfc200 and 7 more.

How do I fix CVE-2019-13532?

No fix has been published for CVE-2019-13532 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-2019-13532 being exploited?

There is no known exploitation of CVE-2019-13532 in the wild and no public exploit code.

All Codesys Control Runtime System Toolkit vulnerabilities

Sources

Also known as GHSA-f2j7-4v6c-qhf6.

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