CVE-2018-12532 RichFaces vulnerable to Expression Language Injection

Critical 9.8 Published Updated

Unauthenticated attackers can execute arbitrary Java code via EL injection in JBoss RichFaces, requiring an upgrade to secure the application.

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-2018-12532?

CVE-2018-12532 is a critical code injection vulnerability in n/a, published on 18 Jun 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

JBoss RichFaces 4.5.3 through 4.5.17 allows unauthenticated remote attackers to inject an arbitrary expression language (EL) variable mapper and execute arbitrary Java code via a MediaOutputResource's resource request, aka RF-14309.

Weakness: CWE-917

Which versions are affected by CVE-2018-12532?

2 open source packages ship an affected version, including org.richfaces:richfaces-core. It affects 1 product.

PackageAffectedFixed in
org.richfaces:richfaces-core MavenFrom 4.5.3.Final to 4.5.17.FinalNone
org.richfaces:richfaces-core MavenFrom 4.5.3.Final to 4.5.17.FinalNone

Products include Redhat Richfaces.

How do I fix CVE-2018-12532?

No fix has been published for CVE-2018-12532 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2018-12532 being exploited?

There is no known exploitation of CVE-2018-12532 in the wild and no public exploit code.

Sources

Also known as CVE-2018-10848, GHSA-3hx6-fqpj-xfjr.

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