7.1
CWE
400
Advisory Published
CVE Published
Updated

CVE-2020-35510

First published: Wed Dec 09 2020(Updated: )

A flaw was found in JBoss Remoting. When a malicious attacker could cause threads holding up forever in the EJB server by writing a sequence of bytes corresponding to the expected messages of a successful EJB client request, but omitting the ack messages, or just tamper with jboss-remoting code, deleting the lines that send the ack message from the EJB client code resulting in a denial of service. The highest threat from this vulnerability is to system availability.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
redhat/eap7-activemq-artemis<0:2.9.0-9.redhat_00019.1.el6ea
0:2.9.0-9.redhat_00019.1.el6ea
redhat/eap7-bouncycastle<0:1.68.0-1.redhat_00001.1.el6ea
0:1.68.0-1.redhat_00001.1.el6ea
redhat/eap7-guava-failureaccess<0:1.0.1-1.redhat_00002.1.el6ea
0:1.0.1-1.redhat_00002.1.el6ea
redhat/eap7-guava-libraries<0:30.1.0-1.redhat_00001.1.el6ea
0:30.1.0-1.redhat_00001.1.el6ea
redhat/eap7-hal-console<0:3.2.13-1.Final_redhat_00001.1.el6ea
0:3.2.13-1.Final_redhat_00001.1.el6ea
redhat/eap7-ironjacamar<0:1.4.27-1.Final_redhat_00001.1.el6ea
0:1.4.27-1.Final_redhat_00001.1.el6ea
redhat/eap7-jboss-ejb-client<0:4.0.39-1.SP1_redhat_00001.1.el6ea
0:4.0.39-1.SP1_redhat_00001.1.el6ea
redhat/eap7-jboss-logmanager<0:2.1.18-1.Final_redhat_00001.1.el6ea
0:2.1.18-1.Final_redhat_00001.1.el6ea
redhat/eap7-jboss-remoting<0:5.0.20-2.SP1_redhat_00001.1.el6ea
0:5.0.20-2.SP1_redhat_00001.1.el6ea
redhat/eap7-jboss-server-migration<0:1.7.2-5.Final_redhat_00006.1.el6ea
0:1.7.2-5.Final_redhat_00006.1.el6ea
redhat/eap7-narayana<0:5.9.11-1.Final_redhat_00001.1.el6ea
0:5.9.11-1.Final_redhat_00001.1.el6ea
redhat/eap7-undertow<0:2.0.34-1.SP1_redhat_00001.1.el6ea
0:2.0.34-1.SP1_redhat_00001.1.el6ea
redhat/eap7-wildfly<0:7.3.6-1.GA_redhat_00002.1.el6ea
0:7.3.6-1.GA_redhat_00002.1.el6ea
redhat/eap7-wildfly-elytron<0:1.10.11-1.Final_redhat_00001.1.el6ea
0:1.10.11-1.Final_redhat_00001.1.el6ea
redhat/eap7-wildfly-http-client<0:1.0.25-1.Final_redhat_00001.1.el6ea
0:1.0.25-1.Final_redhat_00001.1.el6ea
redhat/eap7-wildfly-naming-client<0:1.0.14-1.Final_redhat_00001.1.el6ea
0:1.0.14-1.Final_redhat_00001.1.el6ea
redhat/eap7-activemq-artemis<0:2.9.0-9.redhat_00019.1.el7ea
0:2.9.0-9.redhat_00019.1.el7ea
redhat/eap7-bouncycastle<0:1.68.0-1.redhat_00001.1.el7ea
0:1.68.0-1.redhat_00001.1.el7ea
redhat/eap7-guava-failureaccess<0:1.0.1-1.redhat_00002.1.el7ea
0:1.0.1-1.redhat_00002.1.el7ea
redhat/eap7-guava-libraries<0:30.1.0-1.redhat_00001.1.el7ea
0:30.1.0-1.redhat_00001.1.el7ea
redhat/eap7-hal-console<0:3.2.13-1.Final_redhat_00001.1.el7ea
0:3.2.13-1.Final_redhat_00001.1.el7ea
redhat/eap7-ironjacamar<0:1.4.27-1.Final_redhat_00001.1.el7ea
0:1.4.27-1.Final_redhat_00001.1.el7ea
redhat/eap7-jboss-ejb-client<0:4.0.39-1.SP1_redhat_00001.1.el7ea
0:4.0.39-1.SP1_redhat_00001.1.el7ea
redhat/eap7-jboss-logmanager<0:2.1.18-1.Final_redhat_00001.1.el7ea
0:2.1.18-1.Final_redhat_00001.1.el7ea
redhat/eap7-jboss-remoting<0:5.0.20-2.SP1_redhat_00001.1.el7ea
0:5.0.20-2.SP1_redhat_00001.1.el7ea
redhat/eap7-jboss-server-migration<0:1.7.2-5.Final_redhat_00006.1.el7ea
0:1.7.2-5.Final_redhat_00006.1.el7ea
redhat/eap7-narayana<0:5.9.11-1.Final_redhat_00001.1.el7ea
0:5.9.11-1.Final_redhat_00001.1.el7ea
redhat/eap7-undertow<0:2.0.34-1.SP1_redhat_00001.1.el7ea
0:2.0.34-1.SP1_redhat_00001.1.el7ea
redhat/eap7-wildfly<0:7.3.6-1.GA_redhat_00002.1.el7ea
0:7.3.6-1.GA_redhat_00002.1.el7ea
redhat/eap7-wildfly-elytron<0:1.10.11-1.Final_redhat_00001.1.el7ea
0:1.10.11-1.Final_redhat_00001.1.el7ea
redhat/eap7-wildfly-http-client<0:1.0.25-1.Final_redhat_00001.1.el7ea
0:1.0.25-1.Final_redhat_00001.1.el7ea
redhat/eap7-wildfly-naming-client<0:1.0.14-1.Final_redhat_00001.1.el7ea
0:1.0.14-1.Final_redhat_00001.1.el7ea
redhat/eap7-activemq-artemis<0:2.9.0-9.redhat_00019.1.el8ea
0:2.9.0-9.redhat_00019.1.el8ea
redhat/eap7-bouncycastle<0:1.68.0-1.redhat_00001.1.el8ea
0:1.68.0-1.redhat_00001.1.el8ea
redhat/eap7-guava-failureaccess<0:1.0.1-1.redhat_00002.1.el8ea
0:1.0.1-1.redhat_00002.1.el8ea
redhat/eap7-guava-libraries<0:30.1.0-1.redhat_00001.1.el8ea
0:30.1.0-1.redhat_00001.1.el8ea
redhat/eap7-hal-console<0:3.2.13-1.Final_redhat_00001.1.el8ea
0:3.2.13-1.Final_redhat_00001.1.el8ea
redhat/eap7-ironjacamar<0:1.4.27-1.Final_redhat_00001.1.el8ea
0:1.4.27-1.Final_redhat_00001.1.el8ea
redhat/eap7-jboss-ejb-client<0:4.0.39-1.SP1_redhat_00001.1.el8ea
0:4.0.39-1.SP1_redhat_00001.1.el8ea
redhat/eap7-jboss-logmanager<0:2.1.18-1.Final_redhat_00001.1.el8ea
0:2.1.18-1.Final_redhat_00001.1.el8ea
redhat/eap7-jboss-remoting<0:5.0.20-2.SP1_redhat_00001.1.el8ea
0:5.0.20-2.SP1_redhat_00001.1.el8ea
redhat/eap7-jboss-server-migration<0:1.7.2-5.Final_redhat_00006.1.el8ea
0:1.7.2-5.Final_redhat_00006.1.el8ea
redhat/eap7-narayana<0:5.9.11-1.Final_redhat_00001.1.el8ea
0:5.9.11-1.Final_redhat_00001.1.el8ea
redhat/eap7-undertow<0:2.0.34-1.SP1_redhat_00001.1.el8ea
0:2.0.34-1.SP1_redhat_00001.1.el8ea
redhat/eap7-wildfly<0:7.3.6-1.GA_redhat_00002.1.el8ea
0:7.3.6-1.GA_redhat_00002.1.el8ea
redhat/eap7-wildfly-elytron<0:1.10.11-1.Final_redhat_00001.1.el8ea
0:1.10.11-1.Final_redhat_00001.1.el8ea
redhat/eap7-wildfly-http-client<0:1.0.25-1.Final_redhat_00001.1.el8ea
0:1.0.25-1.Final_redhat_00001.1.el8ea
redhat/eap7-wildfly-naming-client<0:1.0.14-1.Final_redhat_00001.1.el8ea
0:1.0.14-1.Final_redhat_00001.1.el8ea
redhat/jboss-remoting 5.0.20.SP1-redhat<00001
00001
Red Hat JBoss Remoting<5.0.20
Red Hat JBoss Remoting=5.0.20

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Frequently Asked Questions

  • What is the severity of CVE-2020-35510?

    CVE-2020-35510 is classified as a medium severity vulnerability.

  • How do I fix CVE-2020-35510?

    To fix CVE-2020-35510, update your JBoss Remoting to versions 5.0.20-2.SP1.redhat or later.

  • What systems are affected by CVE-2020-35510?

    CVE-2020-35510 affects Red Hat JBoss Remoting version 5.0.20 and certain associated packages.

  • Can CVE-2020-35510 lead to denial of service?

    Yes, CVE-2020-35510 can result in a denial of service due to thread exhaustion in the EJB server.

  • Is JBoss Remoting the only component affected by CVE-2020-35510?

    No, CVE-2020-35510 impacts multiple components that rely on JBoss Remoting, including ActiveMQ Artemis and WildFly.

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