This vulnerability was first reported on SEBUG.net. This vulnerability was used in mass SQL injection attack against Chinese websites in May 2008.
Vulnerable component: Xunlei Thunder
CVSSv3 score: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N/E:F/RL:U/RC:C
CWE-ID: CWE-122 - Heap-based Buffer Overflow
The vulnerability allows a remote user to execute arbitrary code on the target system.
The vulnerability exists due to boundary error in PPlayer.XPPlayer.1 ActiveX control when handling long strings passed via FlvPlayerUrl property value. A remote attacker can create a specially crafted web page, trick the victim into visiting it, cause a heap-based buffer overflow and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability results in compromise of vulnerable system.
Note: this vulnerability was being actively exploited.