CVE-2020-35359 Denial of service in n/a

High 7.5 Published Updated

Remote attackers can cause denial of service in Pure-FTPd by exhausting connection limits, preventing legitimate users from accessing the 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-2020-35359?

CVE-2020-35359 is a high-severity denial of service vulnerability in n/a, published on 26 Dec 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Pure-FTPd 1.0.48 allows remote attackers to prevent legitimate server use by making enough connections to exceed the connection limit.

Weakness: CWE-770

Which versions are affected by CVE-2020-35359?

It affects 1 product.

Products include Pureftpd Pure-Ftpd.

How do I fix CVE-2020-35359?

No fix has been published for CVE-2020-35359 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2020-35359 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-35359 exists.

Public exploit code: 1 Nuclei template.

Sources

Also known as GHSA-w7rv-vxq3-894m, UBUNTU-CVE-2020-35359.

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