NGSSoftware Insight Security Research Advisory Name: REAL One Player R3T File Format Stack Overflow Systems Affected: RealPlayer 8, RealOne Player, RealOne Player v2 for Windows only (all languages), RealPlayer 10 Beta (English only) and ReaPlayer Enterprise (all versions, standalone and as configured by the RealPlayer Enterprise Manager). Severity: High (If RT3 Plugin Present Within installed REAL Player) Vendor URL: http://www.real.com Author: Mark Litchfield [ mark@private ] Date Vendor Notified: 4th February 2004 Date of Public Advisory: 7th April 2004 Advisory number: #NISR17042004 Advisory URL: http://www.ngssoftware.com/advisories/realr3t.txt Description *********** RealOne / RealPlayer is one of the most widely used products for internet media delivery. There are currently in excess of 200 million users worlwide of these products. Details ******* By crafting malformed .R3T file it is possible to cause a stack based overruns in RealPlayer / RealOne Player. By forcing a browser to a website containing such a file, code could be exectued on the target machine running in the context of the logged on user, alternatively the end user would be required to open the .R3T file as a mail attachment. Fix Information *************** For the various fix options available for different types of REAL products, NGS suggest visiting http://service.real.com/help/faq/security/040406_r3t/en/ for detailed information About NGSSoftware ***************** NGSSoftware design, research and develop intelligent, advanced application security assessment scanners. Based in the United Kingdom, NGSSoftware have offices in the South of London and the East Coast of Scotland. NGSSoftware's sister company NGSConsulting, offers best of breed security consulting services, specialising in application, host and network security assessments. http://www.ngssoftware.com/ Telephone +44 208 401 0070 Fax +44 208 401 0076 enquiries@private
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