Integer overflow in java/org/apache/tomcat/util/buf/Ascii.java in Apache Tomcat before 6.0.40, 7.x before 7.0.53, and 8.x before 8.0.4, when operated behind a reverse proxy, allows remote attackers to conduct HTTP request smuggling attacks via a crafted Content-Length HTTP header.
CVSS Details
- CVSS 3.1 Base Score: 9.1
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Apache Tomcat | — | Upgrade Apache Tomcat to 8.0.5Upgrade Apache Tomcat to 6.0.41Upgrade Apache Tomcat to the latest available versionUpgrade Apache Tomcat to 7.0.53 | May 31, 2014 | May 31, 2014 |
| Centos_linux | — | Upgrade tomcat6-javadocUpgrade tomcat6-servlet-2.5-apiUpgrade tomcat6-docs-webappUpgrade tomcat6-admin-webappsUpgrade tomcat6-webappsUpgrade tomcat6-libUpgrade tomcat6-el-2.1-apiUpgrade tomcat6Upgrade tomcat6-jsp-2.1-api | Dec 1, 2016 | May 31, 2014 |
| Debian | — | Upgrade tomcat6 | Mar 28, 2016 | May 31, 2014 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Aug 31, 2015 |
| Freebsd | — | Upgrade tomcat7Upgrade tomcat8Upgrade tomcat | Dec 10, 2025 | Jul 23, 2014 |
| Gentoo Linux | — | Upgrade www-servers/tomcat. | Oct 30, 2017 | May 31, 2014 |
| Hpux | — | Update hpuxws22APCH32.PHP to the latest versionUpdate hpuxws22APACHE.PHP2 to the latest versionUpdate hpuxws22APACHE.MOD_PERL2 to the latest versionUpdate hpuxws22APACHE.MOD_JK to the latest versionUpdate hpuxws22APCH32.APACHE to the latest versionUpdate hpuxws22TOMCAT.TOMCAT to the latest versionUpdate hpuxws22APACHE.WEBPROXY to the latest versionUpdate hpuxws22APACHE.AUTH_LDAP to the latest versionUpdate hpuxws22APACHE.APACHE to the latest versionUpdate hpuxws22APACHE.WEBPROXY2 to the latest versionUpdate hpuxws22APCH32.AUTH_LDAP2 to the latest versionUpdate hpuxws22APACHE.MOD_PERL to the latest versionUpdate hpuxws22APACHE.PHP to the latest versionUpdate hpuxws22APCH32.PHP2 to the latest versionUpdate hpuxws22APCH32.APACHE2 to the latest versionUpdate hpuxws22APCH32.MOD_JK to the latest versionUpdate hpuxws22APCH32.WEBPROXY to the latest versionUpdate hpuxws22APCH32.AUTH_LDAP to the latest versionUpdate hpuxws22APCH32.MOD_PERL to the latest versionUpdate hpuxws22APACHE.AUTH_LDAP2 to the latest versionUpdate hpuxws22APCH32.MOD_JK2 to the latest versionUpdate hpuxws22APACHE.MOD_JK2 to the latest versionUpdate hpuxws22APCH32.WEBPROXY2 to the latest versionUpdate hpuxws22APCH32.MOD_PERL2 to the latest versionUpdate hpuxws22APACHE.APACHE2 to the latest version | Aug 11, 2017 | May 31, 2014 |
| Oracle Solaris | — | Upgrade web/java-servlet/tomcat/tomcat-examples to version 6.0.41-0.175.1.21.0.3.0 on Solaris 11.1Upgrade web/java-servlet/tomcat to version 6.0.41-0.175.1.21.0.3.0 on Solaris 11.1 | May 29, 2017 | May 31, 2014 |
| Oracle_linux | — | Upgrade tomcat6Upgrade tomcat6-servlet-2.5-apiUpgrade tomcat6-libUpgrade tomcat-webappsUpgrade tomcat-docs-webappUpgrade tomcatUpgrade tomcat-servlet-3.0-apiUpgrade tomcat6-webappsUpgrade tomcat-admin-webappsUpgrade tomcat6-javadocUpgrade tomcat6-el-2.1-apiUpgrade tomcat-javadocUpgrade tomcat6-jsp-2.1-apiUpgrade tomcat6-admin-webappsUpgrade tomcat6-docs-webappUpgrade tomcat-el-2.2-apiUpgrade tomcat-libUpgrade tomcat-jsvcUpgrade tomcat-jsp-2.2-api | Aug 8, 2017 | May 31, 2014 |
| Red Hat Jboss Eap | — | Upgrade Red Hat JBoss EAP to the latest version | Sep 19, 2024 | May 27, 2014 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | May 27, 2014 |
| Suse | — | Upgrade tomcat6Upgrade tomcat6-webappsUpgrade tomcat6-javadocUpgrade tomcat6-libUpgrade tomcat6-docs-webappUpgrade tomcat6-jsp-2_1-apiUpgrade tomcat6-servlet-2_5-apiUpgrade tomcat6-admin-webappsUpgrade libtcnative-1-0 | Dec 18, 2015 | May 31, 2014 |
| Ubuntu | — | Upgrade libtomcat6-javaUpgrade libtomcat7-java | Nov 8, 2024 | May 31, 2014 |
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