CVE-2019-12146 Path traversal in n/a

Critical 9.1 Published Updated

Attackers can write files and create directories outside authorized paths via crafted SCP strings in WS_FTP 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-2019-12146?

CVE-2019-12146 is a critical path traversal vulnerability in n/a, published on 11 Jun 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A Directory Traversal issue was discovered in SSHServerAPI.dll in Progress ipswitch WS_FTP Server 2018 before 8.6.1. Attackers have the ability to abuse a flaw in the SCP listener by crafting strings using specific patterns to write files and create directories outside of their authorized directory.

Weakness: CWE-22

Which versions are affected by CVE-2019-12146?

It affects 1 product.

Products include Ipswitch Ws Ftp Server.

How do I fix CVE-2019-12146?

No fix has been published for CVE-2019-12146 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-2019-12146 being exploited?

There is no known exploitation of CVE-2019-12146 in the wild and no public exploit code.

Sources

Also known as GHSA-9vf2-g8c8-cv28.

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