RHSA-2020:5020: Low: tomcat security update

Published Nov 10, 2020
·
Updated

Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.<br>Security Fix(es):<br><li> tomcat: Mishandling of Transfer-Encoding header allows for HTTP request smuggling (CVE-2020-1935)</li> For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected Software

11 affected componentsFixes available
redhat/tomcat<7.0.76-16.el7_9
7.0.76-16.el7_9
redhat/tomcat<7.0.76-16.el7_9
7.0.76-16.el7_9
redhat/tomcat-admin-webapps<7.0.76-16.el7_9
7.0.76-16.el7_9
redhat/tomcat-docs-webapp<7.0.76-16.el7_9
7.0.76-16.el7_9
redhat/tomcat-el<2.2-api-7.0.76-16.el7_9
2.2-api-7.0.76-16.el7_9
redhat/tomcat-javadoc<7.0.76-16.el7_9
7.0.76-16.el7_9
redhat/tomcat-jsp<2.2-api-7.0.76-16.el7_9
2.2-api-7.0.76-16.el7_9
redhat/tomcat-jsvc<7.0.76-16.el7_9
7.0.76-16.el7_9
redhat/tomcat-lib<7.0.76-16.el7_9
7.0.76-16.el7_9
redhat/tomcat-servlet<3.0-api-7.0.76-16.el7_9
3.0-api-7.0.76-16.el7_9
redhat/tomcat-webapps<7.0.76-16.el7_9
7.0.76-16.el7_9

Remediation

Event History

Jun 20, 2024
Advisory Published
via Red Hat·01:20 AM
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 RHSA-2020:5020?

RHSA-2020:5020 is classified as a critical vulnerability due to the potential for HTTP request smuggling.

2

How do I fix RHSA-2020:5020?

To fix RHSA-2020:5020, update to the recommended version, which is 7.0.76-16.el7_9 for all affected Tomcat packages.

3

What components are affected by RHSA-2020:5020?

RHSA-2020:5020 affects multiple packages including tomcat, tomcat-admin-webapps, tomcat-docs-webapp, and others.

4

What is the main issue addressed in RHSA-2020:5020?

The main issue in RHSA-2020:5020 is the mishandling of the Transfer-Encoding header, leading to HTTP request smuggling.

5

Is there a workaround for RHSA-2020:5020?

There are no recommended workarounds for RHSA-2020:5020, and updating to the fixed version is the best approach.

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