CVE-2012-2138 Information

Description

The @CopyFrom operation in the POST servlet in the org.apache.sling.servlets.post bundle before 2.1.2 in Apache Sling does not prevent attempts to copy an ancestor node to a descendant node which allows remote attackers to cause a denial of service (infinite loop) via a crafted HTTP request.

Reference

http://mail-archives.apache.org/mod_mbox/www-announce/201207.mbox/3CCAEWfVJ=PwoQmwJg0KmbrC17Gw51kgfKRsqgy=4RpMQsdGh0bVg@mail.gmail.com3E http://svn.apache.org/viewvc?view=revision&revision=1352865 https://issues.apache.org/jira/browse/SLING-2517