Race condition in Adobe Flash Player before 18.0.0.366 and 19.x through 22.x before 22.0.0.209 on Windows and OS X and before 11.2.202.632 on Linux allows attackers to obtain sensitive information via unspecified vectors.
Adobe Document Server for Reader Extensions 6.0, during log on, provides different error messages depending on whether the user ID is valid or invalid, which allows remote attackers to more easily identify valid user IDs via brute force attacks.