CVE-2012-3546
Authentication Bypass in Apache Tomcat
EPSS 2.2%
Description
org/apache/catalina/realm/RealmBase.java in Apache Tomcat 6.x before 6.0.36 and 7.x before 7.0.30, when FORM authentication is used, allows remote attackers to bypass security-constraint checks by leveraging a previous setUserPrincipal call and then placing /j_security_check at the end of a URI.
How to fix CVE-2012-3546
To remediate CVE-2012-3546, upgrade the affected package to a fixed version below.
- Maven/org.apache.tomcat:tomcat—upgrade to 6.0.36 or later
Is CVE-2012-3546 being exploited?
Low — EPSS is 2.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 6.0.0, < 6.0.36