CVE 2007-5461
Absolute path traversal vulnerability in Apache Tomcat 4.0.0 through 4.0.6, 4.1.0, 5.0.0, 5.5.0 through 5.5.25, and 6.0.0 through 6.0.14, under certain configurations, allows remote authenticated users to read arbitrary files via a WebDAV write request that specifies an entity with a SYSTEM tag.
See the 
CVE page on Mitre.org
for more details.
