SB2007102904 - Remote code execution in Ourgame GLWorld ActiveX control

Description

This security bulletin contains information about 1 security vulnerability.

1) Buffer overflow (CVE-ID: CVE-2007-5722)

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to boundary error when handling overly long argument passed tp ConnectAndEnterRoom() method in GlobalLink GLCHAT.GLChatCtrl.1 ActiveX control, used by Ourgame GLWorld. A remote attacker can create a specially crafted web page, trick the victim into visiting it, cause a stack-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 is being actively exploited.

Remediation

Install update from vendor's website.

References

• https://exchange.xforce.ibmcloud.com/vulnerabilities/38222
• https://www.f-secure.com/weblog/archives/00001432.html
• https://www.f-secure.com/weblog/archives/00001427.html