Access to all file-versions of a user as soon as he has one share with the attacker – ownCloud

------- An authenticated attacker can access all versions of all files even unshared as soon as the owner of said files has at least one outgoing share with the attacker. To attacker needs to guess a file-id which is numeric and sequential. Affected ----- - owncloud/core = v10.0.9 - owncloud/core...