CVE-2011-2481
Apache Tomcat Allows Replacing of XML Parser
EPSS 0.24%
Description
Apache Tomcat 7.0.x before 7.0.17 permits web applications to replace an XML parser used for other web applications, which allows local users to read or modify the (1) web.xml, (2) context.xml, or (3) tld files of arbitrary web applications via a crafted application that is loaded earlier than the target application. NOTE: this vulnerability exists because of a CVE-2009-0783 regression.
How to fix CVE-2011-2481
To remediate CVE-2011-2481, upgrade the affected package to a fixed version below.
- Maven/org.apache.tomcat:tomcat—upgrade to 7.0.17 or later
Is CVE-2011-2481 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 7.0.0, < 7.0.17