BlueSkyChat v2.ocx ActiveX control buffer overflow
| blueskychat-v2-bo (35699) |  High Risk |
Description:
The BlueSkyChat ActiveX control, v2.ocx, is vulnerable to a heap-based buffer overflow. By persuading a victim to visit a specially-crafted Web page that passes an overly long string to the ConnecttoServer() method, a remote attacker could overflow a buffer and execute arbitrary code on the system with the privileges of the user or cause the victim's browser to crash.
Platforms Affected:
- BlueSky, BlueSkychat 8.1.2.0 and prior
Remedy:
No remedy available as of August 16, 2008.
Consequences:
Gain Access
References:
- BlueSky Web site, BlueSkychat at http://www.bluesky.cn/.
- Code Audit Labs blog, CAL-20070730-1 BlueSkyCat ActiveX Remote Heap Overflow vulnerability at http://codeaudit.blogspot.com/.
- Code Audit Labs: Vulnhunt Web site, CAL-20070730-1 BlueSkyCat ActiveX Remote Heap Overflow vulnerability at http://www.vulnhunt.com/advisories/CAL-20070730-1_BlueSkyCat_v2.ocx_ActiveX_remote_heap_overflow_vulnerability_en.txt.
- Full-Disclosure Mailing List, Mon Jul 30 2007 - 20:10:43 CDT, CAL-20070730-1 BlueSkyCat ActiveX Remote Heap Overflow vulnerability at http://archives.neohapsis.com/archives/fulldisclosure/2007-07/0642.html.
- BID-25149: BlueSkyChat ActiveX Control Buffer Overflow Vulnerability
- CVE-2007-4145: Heap-based buffer overflow in the BlueSkychat (BlueSkyCat) ActiveX control (V2.V2Ctrl.1) in v2.ocx 8.1.2.0 and earlier allows remote attackers to execute arbitrary code via a long string in the second argument to the ConnecttoServer method.
Reported:
Jul 31, 2007
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