exploit the possibilities

Apache Tomcat Request Smuggling

Apache Tomcat Request Smuggling
Posted Feb 9, 2015
Authored by Tomcat Security Team

It was possible to craft a malformed chunk as part of a chunked request that caused Tomcat to read part of the request body as a new request. Versions affected include Apache Tomcat 8.0.0-RC1 to 8.0.8, 7.0.0 to 7.0.54, and 6.0.0 to 6.0.41.

tags | advisory
advisories | CVE-2014-0227
MD5 | c03d0028c62118f50360caf7a44eb2d1

Apache Tomcat Request Smuggling

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Hash: SHA1

CVE-2014-0227 Request Smuggling

Severity: Important

Vendor: The Apache Software Foundation

Versions Affected:
- - Apache Tomcat 8.0.0-RC1 to 8.0.8
- - Apache Tomcat 7.0.0 to 7.0.54
- - Apache Tomcat 6.0.0 to 6.0.41

Description:
It was possible to craft a malformed chunk as part of a chucked request
that caused Tomcat to read part of the request body as a new request.

Mitigation:
Users of affected versions should apply one of the following mitigations
- - Upgrade to Apache Tomcat 8.0.9 or later
- - Upgrade to Apache Tomcat 7.0.55 or later
- - Upgrade to Apache Tomcat 6.0.43 or later
(6.0.42 contains the fix but was not released)

Credit:
This issue was identified by the Tomcat security team.

References:
[1] http://tomcat.apache.org/security-8.html
[2] http://tomcat.apache.org/security-7.html
[3] http://tomcat.apache.org/security-6.html
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