CVE-2020-36647 YunoHost-Apps transmission_ynh nginx.conf path traversal

Medium 5.5 Published Updated

Attackers can exploit a path traversal flaw in the nginx configuration to read arbitrary files on the server.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-36647?

CVE-2020-36647 is a medium-severity path traversal vulnerability in YunoHost-Apps transmission_ynh, published on 8 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability classified as critical has been found in YunoHost-Apps transmission_ynh. Affected is an unknown function of the file conf/nginx.conf. The manipulation leads to path traversal. The patch is identified as f136dfd44eda128129e5fd2d850a3a3c600e6a4a. It is recommended to apply a patch to fix this issue. VDB-217638 is the identifier assigned to this vulnerability.

Weakness: CWE-22

Which versions are affected by CVE-2020-36647?

It affects 1 product.

Products include Yunohost Transmission Ynh.

How do I fix CVE-2020-36647?

No fix has been published for CVE-2020-36647 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-2020-36647 being exploited?

There is no known exploitation of CVE-2020-36647 in the wild and no public exploit code.

Sources

Also known as GHSA-wvq3-mfmm-c65c.

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