CVE-2019-4423 Path traversal in Sterling File Gateway

Medium 5.3 Published 30 Sep 2019 Updated 16 Sep 2024

Remote attackers can traverse directories via crafted URLs to view arbitrary files on IBM Sterling File Gateway systems.

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-2019-4423?

CVE-2019-4423 is a medium-severity path traversal vulnerability in Ibm Sterling File Gateway, published on 30 Sep 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

IBM Sterling File Gateway 2.2.0.0 through 6.0.1.0 could allow a remote attacker to traverse directories on the system. An attacker could send a specially-crafted URL request containing "dot dot" sequences (/../) to view arbitrary files on the system. IBM X-Force ID: 162769.

Weakness: CWE-22

Which versions are affected by CVE-2019-4423?

It affects 1 product.

Products include Ibm Sterling File Gateway.

How do I fix CVE-2019-4423?

No fix has been published for CVE-2019-4423 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-2019-4423 being exploited?

There is no known exploitation of CVE-2019-4423 in the wild and no public exploit code.

All Ibm Sterling File Gateway vulnerabilities

Sources

Also known as GHSA-vx4p-x4mc-mg7c.