SERVER-APACHE -- Snort has detected traffic exploiting vulnerabilities in Apache servers.
SERVER-APACHE Apache Tomcat chunked transfer encoding denial of service attempt
This event is generated when an attempt to exploit the vulnerability outlined in CVE-2014-0227 is detected.
Denial of Service
Ease of Attack:
What To Look For
No public information
No known false positives
Cisco Talos Intelligence Group
MITRE ATT&CK Framework
For reference, see the MITRE ATT&CK vulnerability types here:
CVE Additional Information
CVE-2014-0227java/org/apache/coyote/http11/filters/ChunkedInputFilter.java in Apache Tomcat 6.x before 6.0.42, 7.x before 7.0.55, and 8.x before 8.0.9 does not properly handle attempts to continue reading data after an error has occurred, which allows remote attackers to conduct HTTP request smuggling attacks or cause a denial of service (resource consumption) by streaming data with malformed chunked transfer coding.
||Ease of Access||LOW