CVE-2017-0929 High severity vulnerability that affects DotNetNuke.Core

High 7.5 Published Updated

Attackers can exploit a Server-Side Request Forgery flaw in DNN to access internal network resources.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2017-0929?

CVE-2017-0929 is a high-severity server-side request forgery vulnerability in Dnnsoftware Dotnetnuke, published on 3 Jul 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

DNN (aka DotNetNuke) before 9.2.0 suffers from a Server-Side Request Forgery (SSRF) vulnerability in the DnnImageHandler class. Attackers may be able to access information about internal network resources.

Weakness: CWE-918

Which versions are affected by CVE-2017-0929?

2 open source packages ship an affected version, including DotNetNuke.Core. It affects 1 product.

PackageAffectedFixed in
DotNetNuke.Core NuGetAll versions9.2.0
DotNetNuke.Core NuGetAll versions9.2.0

Products include Dnnsoftware Dotnetnuke.

How do I fix CVE-2017-0929?

Upgrade DotNetNuke.Core to 9.2.0 or later.

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

Is CVE-2017-0929 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-0929 exists.

Public exploit code: 1 Nuclei template.

All Dnnsoftware Dotnetnuke vulnerabilities

Sources

Also known as GHSA-g8j6-m4p7-5rfq.

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