Red Hat JBoss EAP 7 Wildfly EJB Response resource consumption

Summaryinfo

A vulnerability described as problematic has been identified in Red Hat JBoss EAP 7. Affected is an unknown function of the component Wildfly EJB. The manipulation as part of Response results in resource consumption. This vulnerability is reported as CVE-2020-14307. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Red Hat JBoss EAP 7 (Application Server Software). It has been classified as problematic. Affected is an unknown code block of the component Wildfly EJB. The manipulation as part of a Response leads to a resource consumption vulnerability. CWE is classifying the issue as CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. This is going to have an impact on availability. CVE summarizes:

A vulnerability was found in Wildfly's Enterprise Java Beans (EJB) versions shipped with Red Hat JBoss EAP 7, where SessionOpenInvocations are never removed from the remote InvocationTracker after a response is received in the EJB Client, as well as the server. This flaw allows an attacker to craft a denial of service attack to make the service unavailable.

The weakness was disclosed 07/24/2020 as not defined bug report (Bugzilla). The advisory is available at bugzilla.redhat.com. This vulnerability is traded as CVE-2020-14307 since 06/17/2020. It is possible to launch the attack remotely. The requirement for exploitation is a authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 07/24/2020). This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

• Application Server Software

Vendor

• Red Hat

Name

• JBoss EAP

Version

• 7

License

• open-source

Website

• Vendor: https://www.redhat.com/

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