CVE-2020-13956: Input Validation

Published Oct 8, 2020
·
Updated

Apache HttpClient versions prior to version 4.5.13 and 5.0.3 can misinterpret malformed authority component in request URIs passed to the library as java.net.URI object and pick the wrong target host for request execution.

Affected Software

92 affected componentsFixes available
redhat/eap7-activemq-artemis<0:2.9.0-7.redhat_00017.1.el6ea
0:2.9.0-7.redhat_00017.1.el6ea
redhat/eap7-glassfish-jsf<0:2.3.9-12.SP13_redhat_00001.1.el6ea
0:2.3.9-12.SP13_redhat_00001.1.el6ea
redhat/eap7-hal-console<0:3.2.12-1.Final_redhat_00001.1.el6ea
0:3.2.12-1.Final_redhat_00001.1.el6ea
redhat/eap7-hibernate<0:5.3.20-1.Final_redhat_00001.1.el6ea
0:5.3.20-1.Final_redhat_00001.1.el6ea
redhat/eap7-httpcomponents-client<0:4.5.13-1.redhat_00001.1.el6ea
0:4.5.13-1.redhat_00001.1.el6ea
redhat/eap7-jboss-ejb-client<0:4.0.37-1.Final_redhat_00001.1.el6ea
0:4.0.37-1.Final_redhat_00001.1.el6ea
redhat/eap7-jboss-genericjms<0:2.0.8-1.Final_redhat_00001.1.el6ea
0:2.0.8-1.Final_redhat_00001.1.el6ea
redhat/eap7-jboss-modules<0:1.11.0-1.Final_redhat_00001.1.el6ea
0:1.11.0-1.Final_redhat_00001.1.el6ea
redhat/eap7-jboss-remoting<0:5.0.20-1.Final_redhat_00001.1.el6ea
0:5.0.20-1.Final_redhat_00001.1.el6ea
redhat/eap7-jboss-server-migration<0:1.7.2-4.Final_redhat_00005.1.el6ea
0:1.7.2-4.Final_redhat_00005.1.el6ea
redhat/eap7-jboss-xnio-base<0:3.7.12-1.Final_redhat_00001.1.el6ea
0:3.7.12-1.Final_redhat_00001.1.el6ea
redhat/eap7-narayana<0:5.9.10-1.Final_redhat_00001.1.el6ea
0:5.9.10-1.Final_redhat_00001.1.el6ea
redhat/eap7-opentracing-interceptors<0:0.0.4.1-2.redhat_00002.1.el6ea
0:0.0.4.1-2.redhat_00002.1.el6ea
redhat/eap7-resteasy<0:3.11.3-1.Final_redhat_00001.1.el6ea
0:3.11.3-1.Final_redhat_00001.1.el6ea
redhat/eap7-undertow<0:2.0.33-1.SP2_redhat_00001.1.el6ea
0:2.0.33-1.SP2_redhat_00001.1.el6ea
redhat/eap7-wildfly<0:7.3.5-2.GA_redhat_00001.1.el6ea
0:7.3.5-2.GA_redhat_00001.1.el6ea
redhat/eap7-wildfly-discovery<0:1.2.1-1.Final_redhat_00001.1.el6ea
0:1.2.1-1.Final_redhat_00001.1.el6ea
redhat/eap7-wildfly-elytron<0:1.10.10-1.Final_redhat_00001.1.el6ea
0:1.10.10-1.Final_redhat_00001.1.el6ea
redhat/eap7-wildfly-http-client<0:1.0.24-1.Final_redhat_00001.1.el6ea
0:1.0.24-1.Final_redhat_00001.1.el6ea
redhat/eap7-activemq-artemis<0:2.9.0-7.redhat_00017.1.el7ea
0:2.9.0-7.redhat_00017.1.el7ea
redhat/eap7-glassfish-jsf<0:2.3.9-12.SP13_redhat_00001.1.el7ea
0:2.3.9-12.SP13_redhat_00001.1.el7ea
redhat/eap7-hal-console<0:3.2.12-1.Final_redhat_00001.1.el7ea
0:3.2.12-1.Final_redhat_00001.1.el7ea
redhat/eap7-hibernate<0:5.3.20-1.Final_redhat_00001.1.el7ea
0:5.3.20-1.Final_redhat_00001.1.el7ea
redhat/eap7-httpcomponents-client<0:4.5.13-1.redhat_00001.1.el7ea
0:4.5.13-1.redhat_00001.1.el7ea
redhat/eap7-jboss-ejb-client<0:4.0.37-1.Final_redhat_00001.1.el7ea
0:4.0.37-1.Final_redhat_00001.1.el7ea
redhat/eap7-jboss-genericjms<0:2.0.8-1.Final_redhat_00001.1.el7ea
0:2.0.8-1.Final_redhat_00001.1.el7ea
redhat/eap7-jboss-modules<0:1.11.0-1.Final_redhat_00001.1.el7ea
0:1.11.0-1.Final_redhat_00001.1.el7ea
redhat/eap7-jboss-remoting<0:5.0.20-1.Final_redhat_00001.1.el7ea
0:5.0.20-1.Final_redhat_00001.1.el7ea
redhat/eap7-jboss-server-migration<0:1.7.2-4.Final_redhat_00005.1.el7ea
0:1.7.2-4.Final_redhat_00005.1.el7ea
redhat/eap7-jboss-xnio-base<0:3.7.12-1.Final_redhat_00001.1.el7ea
0:3.7.12-1.Final_redhat_00001.1.el7ea
redhat/eap7-narayana<0:5.9.10-1.Final_redhat_00001.1.el7ea
0:5.9.10-1.Final_redhat_00001.1.el7ea
redhat/eap7-opentracing-interceptors<0:0.0.4.1-2.redhat_00002.1.el7ea
0:0.0.4.1-2.redhat_00002.1.el7ea
redhat/eap7-resteasy<0:3.11.3-1.Final_redhat_00001.1.el7ea
0:3.11.3-1.Final_redhat_00001.1.el7ea
redhat/eap7-undertow<0:2.0.33-1.SP2_redhat_00001.1.el7ea
0:2.0.33-1.SP2_redhat_00001.1.el7ea
redhat/eap7-wildfly<0:7.3.5-2.GA_redhat_00001.1.el7ea
0:7.3.5-2.GA_redhat_00001.1.el7ea
redhat/eap7-wildfly-discovery<0:1.2.1-1.Final_redhat_00001.1.el7ea
0:1.2.1-1.Final_redhat_00001.1.el7ea
redhat/eap7-wildfly-elytron<0:1.10.10-1.Final_redhat_00001.1.el7ea
0:1.10.10-1.Final_redhat_00001.1.el7ea
redhat/eap7-wildfly-http-client<0:1.0.24-1.Final_redhat_00001.1.el7ea
0:1.0.24-1.Final_redhat_00001.1.el7ea
redhat/eap7-activemq-artemis<0:2.9.0-7.redhat_00017.1.el8ea
0:2.9.0-7.redhat_00017.1.el8ea
redhat/eap7-glassfish-jsf<0:2.3.9-12.SP13_redhat_00001.1.el8ea
0:2.3.9-12.SP13_redhat_00001.1.el8ea
redhat/eap7-hal-console<0:3.2.12-1.Final_redhat_00001.1.el8ea
0:3.2.12-1.Final_redhat_00001.1.el8ea
redhat/eap7-hibernate<0:5.3.20-1.Final_redhat_00001.1.el8ea
0:5.3.20-1.Final_redhat_00001.1.el8ea
redhat/eap7-httpcomponents-client<0:4.5.13-1.redhat_00001.1.el8ea
0:4.5.13-1.redhat_00001.1.el8ea
redhat/eap7-jboss-ejb-client<0:4.0.37-1.Final_redhat_00001.1.el8ea
0:4.0.37-1.Final_redhat_00001.1.el8ea
redhat/eap7-jboss-genericjms<0:2.0.8-1.Final_redhat_00001.1.el8ea
0:2.0.8-1.Final_redhat_00001.1.el8ea
redhat/eap7-jboss-modules<0:1.11.0-1.Final_redhat_00001.1.el8ea
0:1.11.0-1.Final_redhat_00001.1.el8ea
redhat/eap7-jboss-remoting<0:5.0.20-1.Final_redhat_00001.1.el8ea
0:5.0.20-1.Final_redhat_00001.1.el8ea
redhat/eap7-jboss-server-migration<0:1.7.2-4.Final_redhat_00005.1.el8ea
0:1.7.2-4.Final_redhat_00005.1.el8ea
redhat/eap7-jboss-xnio-base<0:3.7.12-1.Final_redhat_00001.1.el8ea
0:3.7.12-1.Final_redhat_00001.1.el8ea
redhat/eap7-narayana<0:5.9.10-1.Final_redhat_00001.1.el8ea
0:5.9.10-1.Final_redhat_00001.1.el8ea
redhat/eap7-opentracing-interceptors<0:0.0.4.1-2.redhat_00002.1.el8ea
0:0.0.4.1-2.redhat_00002.1.el8ea
redhat/eap7-resteasy<0:3.11.3-1.Final_redhat_00001.1.el8ea
0:3.11.3-1.Final_redhat_00001.1.el8ea
redhat/eap7-undertow<0:2.0.33-1.SP2_redhat_00001.1.el8ea
0:2.0.33-1.SP2_redhat_00001.1.el8ea
redhat/eap7-wildfly<0:7.3.5-2.GA_redhat_00001.1.el8ea
0:7.3.5-2.GA_redhat_00001.1.el8ea
redhat/eap7-wildfly-discovery<0:1.2.1-1.Final_redhat_00001.1.el8ea
0:1.2.1-1.Final_redhat_00001.1.el8ea
redhat/eap7-wildfly-elytron<0:1.10.10-1.Final_redhat_00001.1.el8ea
0:1.10.10-1.Final_redhat_00001.1.el8ea
redhat/eap7-wildfly-http-client<0:1.0.24-1.Final_redhat_00001.1.el8ea
0:1.0.24-1.Final_redhat_00001.1.el8ea
redhat/rh-maven36-httpcomponents-client<0:4.5.9-1.3.el7
0:4.5.9-1.3.el7
redhat/httpclient<4.5.13
4.5.13
redhat/httpclient<5.0.3
5.0.3
Apache HttpClient<4.5.13
Apache HttpClient>=5.0.0<5.0.3
Quarkus Quarkus<1.7.6
Oracle Data Integrator=12.2.1.3.0
Oracle Data Integrator=12.2.1.4.0
Oracle JD Edwards EnterpriseOne Orchestrator<9.2.6.0
Oracle JD Edwards EnterpriseOne Tools<9.2.6.0
Oracle Nosql Database<20.3
Oracle PeopleSoft Enterprise PeopleTools=8.57
Oracle PeopleSoft Enterprise PeopleTools=8.58
Oracle PeopleSoft Enterprise PT PeopleTools=8.57
Oracle PeopleSoft Enterprise PT PeopleTools=8.58
Oracle PeopleSoft Enterprise PT PeopleTools=8.59
Oracle Primavera Unifier>=17.7<=17.12
Oracle Primavera Unifier=16.1
Oracle Primavera Unifier=16.2
Oracle Primavera Unifier=18.8
Oracle Primavera Unifier=19.12
Oracle Primavera Unifier=20.12
Oracle Retail Customer Management and Segmentation Foundation>=16.0<=19.0
Oracle Spatial Studio<20.1.1
Oracle SQL Developer<20.4.1.407.0006
NetApp Active Iq Unified Manager Linux
NetApp Active Iq Unified Manager Vmware Vsphere
NetApp Active Iq Unified Manager Windows
NetApp Snapcenter
Oracle Commerce Guided Search=11.3.2
Oracle Communications Cloud Native Core Service Communication Proxy=1.14.0
Oracle SQL Developer<21.99
Oracle WebLogic Server=12.2.1.4.0
Oracle WebLogic Server=14.1.1.0.0
IBM InfoSphere Data Architect<=9.2.1

Remediation

Patch Available

https://lists.apache.org/thread.html/r2a03dc210231d7e852ef73015f71792ac0fcaca6cccc024c522ef17d@%3Ccommits.creadur.apache.org%3E

Patch Available

https://www.oracle.com//security-alerts/cpujul2021.html

Patch Available

https://www.oracle.com/security-alerts/cpuApr2021.html

Patch Available

https://www.oracle.com/security-alerts/cpuapr2022.html

Patch Available

https://www.oracle.com/security-alerts/cpuoct2021.html

Event History

Oct 8, 2020
CVE Published
12:00 AM
Data Sourced
via Red Hat·08:10 PM
DescriptionSeverityAffected Software
Dec 2, 2020
CVE Published
via MITRE·04:20 PM
Data Sourced
via MITRE·04:20 PM
DescriptionWeakness
Data Sourced
via NVD·05:15 PM
RemedyDescriptionSeverityAffected Software
Mar 4, 2026
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2020-13956?

CVE-2020-13956 is classified as a moderate severity vulnerability.

2

How do I fix CVE-2020-13956?

To fix CVE-2020-13956, upgrade Apache HttpClient to version 4.5.13 or 5.0.3 or later.

3

Which versions of Apache HttpClient are affected by CVE-2020-13956?

Apache HttpClient versions prior to 4.5.13 and 5.0.3 are affected by CVE-2020-13956.

4

What types of issues does CVE-2020-13956 cause?

CVE-2020-13956 can lead to information disclosure due to misinterpretation of malformed URIs.

5

Is CVE-2020-13956 specific to a certain operating system?

CVE-2020-13956 is relevant to applications running on systems using affected versions of Apache HttpClient, regardless of the operating system.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203