CVE-2017-9846 Path traversal in n/a

High 8.8 Published Updated

Authenticated attackers can exploit directory traversal in Winmail Server to move PHP files into web directories, achieving remote code execution.

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

What is CVE-2017-9846?

CVE-2017-9846 is a high-severity path traversal vulnerability in n/a, published on 24 Jun 2017. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Winmail Server 6.1 allows remote code execution by authenticated users who leverage directory traversal in a netdisk.php move_folder_file call to move a .php file from the FTP folder into a web folder.

Weakness: CWE-22

Which versions are affected by CVE-2017-9846?

It affects 1 product.

Products include Magicwinmail Winmail Server.

How do I fix CVE-2017-9846?

No fix has been published for CVE-2017-9846 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-2017-9846 being exploited?

There is no known exploitation of CVE-2017-9846 in the wild and no public exploit code.

Sources

Also known as GHSA-h6gg-6vf7-hrjf.

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