CVE-2020-28978 Server-side request forgery in n/a

Medium 5.3 Published Updated

An unauthenticated attacker can exploit a blind SSRF vulnerability in the Canto WordPress plugin to make requests to internal and external servers.

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-2020-28978?

CVE-2020-28978 is a medium-severity server-side request forgery vulnerability in n/a, published on 30 Nov 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The Canto plugin 1.3.0 for WordPress contains blind SSRF vulnerability. It allows an unauthenticated attacker can make a request to any internal and external server via /includes/lib/tree.php?subdomain=SSRF.

Weakness: CWE-918

Which versions are affected by CVE-2020-28978?

It affects 1 product.

Products include Canto Canto.

How do I fix CVE-2020-28978?

No fix has been published for CVE-2020-28978 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2020-28978 being exploited?

There is no known exploitation of CVE-2020-28978 in the wild and no public exploit code.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-425j-2mfw-73xx.

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