CVE-2019-18394 Ignite Realtime Openfire vulnerable to Server Side Request Forgery

Critical 9.8 Published Updated

Attackers can exploit an SSRF vulnerability in Openfire to send arbitrary HTTP GET requests, potentially accessing internal 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-2019-18394?

CVE-2019-18394 is a critical server-side request forgery vulnerability in n/a, published on 24 Oct 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A Server Side Request Forgery (SSRF) vulnerability in FaviconServlet.java in Ignite Realtime Openfire through 4.4.2 allows attackers to send arbitrary HTTP GET requests.

Weakness: CWE-918

Which versions are affected by CVE-2019-18394?

2 open source packages ship an affected version, including org.igniterealtime.openfire:parent. It affects 1 product.

PackageAffectedFixed in
org.igniterealtime.openfire:parent MavenAll versions4.5.0-beta
org.igniterealtime.openfire:parent MavenAll versions4.5.0-beta

Products include Igniterealtime Openfire.

How do I fix CVE-2019-18394?

Upgrade org.igniterealtime.openfire:parent to 4.5.0-beta or later.

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

Is CVE-2019-18394 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-18394 exists.

Public exploit code: 1 Nuclei template and 1 proofs of concept on GitHub.

Sources

Also known as GHSA-mfjw-x4q4-69p9.

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