Zero-day vulnerability in Microsoft Masked Edit ActiveX Control

Advisory: SB2008081301 - Remote code execution in Microsoft Windows

Vulnerable component: Microsoft Masked Edit ActiveX Control

CVE-ID: CVE-2008-3704

CVSSv3 score: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C

CWE-ID: CWE-119 - Memory corruption

Description:

The vulnerability alows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to a buffer overflow in the Masked Edit ActiveX Control. A remote attacker can construct a specially crafted Web page, trick the victim into viewing it, trigger memory corruption and execute arbitrary code on the target system with privileges of the current user.

Successful exploitation of the vulnerability results in arbitrary code execution on the vulnerable system.

Note: the vulnerability was being actively exploited.

- Microsoft Visual Studio - Msmask32.ocx ActiveX Buffer Overflow (MS08-070) (Metasploit) [Exploit-DB]

- Microsoft Visual Studio - 'Msmask32.ocx' ActiveX Remote Buffer Overflow [Exploit-DB]

- Microsoft Visual Studio - 'Msmask32.ocx' ActiveX Remote Buffer Overflow (PoC) [Exploit-DB]

External links:

https://www.auscert.org.au/render.html?it=10169
https://technet.microsoft.com/en-us/library/security/ms08-070.aspx
https://www.cnet.com/news/microsoft-fixes-28-flaws-6-are-critical/  
http://cnii.cybersecurity.my/main/resources/vdb/VDB-1-NWS_AUG_08081.pdf