Subversion 1.4.3 and earlier does not properly implement the “partial access” privilege for users who have access to changed paths but not copied paths, which allows remote authenticated users to obtain sensitive information (revision properties) via svn (1) propget, (2) proplist, or (3) propedit.
osvdb.org/36070
secunia.com/advisories/43139
securitytracker.com/id?1018237
subversion.tigris.org/security/CVE-2007-2448-advisory.txt
www.securityfocus.com/bid/24463
www.ubuntu.com/usn/USN-1053-1
www.vupen.com/english/advisories/2007/2230
www.vupen.com/english/advisories/2011/0264
issues.rpath.com/browse/RPL-1896