CVE-2020-15175 Unauthenticated File Deletion in GLPI

High 7.4 Published Updated

An unauthenticated attacker can delete the .htaccess file to expose sensitive files, potentially stealing admin session tokens for full account takeover.

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-2020-15175?

CVE-2020-15175 is a high-severity path traversal vulnerability in Glpi-Project Glpi, published on 7 Oct 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In GLPI before version 9.5.2, the `​pluginimage.send.php​` endpoint allows a user to specify an image from a plugin. The parameters can be maliciously crafted to instead delete the .htaccess file for the files directory. Any user becomes able to read all the files and folders contained in “/files/”. Some of the sensitive information that is compromised are the user sessions, logs, and more. An attacker would be able to get the Administrators session token and use that to authenticate. The issue is patched in version 9.5.2.

Weakness: CWE-552

Which versions are affected by CVE-2020-15175?

It affects 1 product.

Products include Glpi-Project Glpi.

How do I fix CVE-2020-15175?

No fix has been published for CVE-2020-15175 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-2020-15175 being exploited?

There is no known exploitation of CVE-2020-15175 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

All Glpi-Project Glpi vulnerabilities

Sources

Also known as GHSA-rm52-jx9h-rwcp, UBUNTU-CVE-2020-15175.

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