John Heasman of NGSSoftware has discovered a high risk vulnerability in 
RealPlayer.
Versions affected include:

RealPlayer 10.5 (6.0.12.1056)
RealPlayer 10.5 (6.0.12.1053)
RealPlayer 10.5 (6.0.12.1040)
RealPlayer 10.5 Beta (6.0.12.1016)
RealPlayer 10
RealOne Player v1, v2


The flaw permits execution of arbitrary code via a malformed skin. The patch 
can be downloaded from

http://service.real.com/help/faq/security/041026_player/EN/

NGSSoftware are going to withhold details of this flaw for three
months. Full details will be published on the 27th of January 2005. This
three month window will allow users of RealPlayer the time needed to apply
the patch before the details are released to the general public. This
reflects NGSSoftware's new approach to responsible disclosure.


NGSSoftware Insight Security Research
http://www.databasesecurity.com/
http://www.nextgenss.com/
+44(0)208 401 0070