CVE-2019-20358 Path traversal in Trend Micro Anti-Threat Toolkit (ATTK)

High 7.8 Published Updated

An attacker can place malicious files in the application directory to achieve arbitrary remote code execution when the tool is run.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2019-20358?

CVE-2019-20358 is a high-severity path traversal vulnerability in Trend Micro Anti-Threat Toolkit (ATTK), published on 30 Jan 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

Trend Micro Anti-Threat Toolkit (ATTK) versions 1.62.0.1218 and below have a vulnerability that may allow an attacker to place malicious files in the same directory, potentially leading to arbitrary remote code execution (RCE) when executed. Another attack vector similar to CVE-2019-9491 was idenitfied and resolved in version 1.62.0.1228 of the tool.

Weakness: CWE-732, CWE-427, CWE-426

Which versions are affected by CVE-2019-20358?

It affects 1 product.

Products include Trendmicro Anti-Threat Toolkit.

How do I fix CVE-2019-20358?

No fix has been published for CVE-2019-20358 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-2019-20358 being exploited?

There is no known exploitation of CVE-2019-20358 in the wild and no public exploit code.

Sources

Also known as GHSA-96pj-v4p2-qw4v.

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