CVE-2020-36249 Missing authorization in n/a

High 7.5 Published Updated

Attackers can bypass file-type restrictions on public shares in ownCloud Server, potentially accessing unauthorized file types.

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-2020-36249?

CVE-2020-36249 is a high-severity missing authorization vulnerability in n/a, published on 19 Feb 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The File Firewall before 2.8.0 for ownCloud Server does not properly enforce file-type restrictions for public shares.

Which versions are affected by CVE-2020-36249?

It affects 1 product.

Products include Owncloud File Firewall.

How do I fix CVE-2020-36249?

No fix has been published for CVE-2020-36249 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2020-36249 being exploited?

There is no known exploitation of CVE-2020-36249 in the wild and no public exploit code.

Sources

Also known as GHSA-6vvh-mj67-fwr2.

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