CVE-2008-4771: 4xem Vatctrl Class

High severity, CVSS 9.3. EPSS: 7.1% chance of exploitation in the next 30 days.

Stack-based buffer overflow in VATDecoder.VatCtrl.1 ActiveX control in (1) 4xem VatCtrl Class (VATDecoder.dll 1.0.0.27 and 1.0.0.51), (2) D-Link MPEG4 SHM Audio Control (VAPGDecoder.dll 1.7.0.5), (3) Vivotek RTSP MPEG4 SP Control (RtspVapgDecoderNew.dll 2.0.0.39), and possibly other products, allows remote attackers to execute arbitrary code via a long Url property. NOTE: some of these details are obtained from third party information.

Affected products

• 4xem Vatctrl Class: version 1.0.0.27 only; version 1.0.0.51 only
• D-Link MPEG4 Shm Audio Control: version 1.7.0.5 only
• Vivotek Rtsp MPEG4 SP Control: version 2.0.0.39 only

Published 2008-10-28. Last modified 2026-06-16.