mod_disk_cache in Apache 2.0 through 2.0.49 stores client headers, including authentication information, on the hard disk, which could allow local users to gain sensitive information.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11133
https://exchange.xforce.ibmcloud.com/vulnerabilities/15547
http://www.vupen.com/english/advisories/2006/0789
http://www.securityfocus.com/bid/9933
http://www.redhat.com/support/errata/RHSA-2004-562.html
http://support.avaya.com/elmodocs2/security/ASA-2006-081.htm
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102198-1