Advisory: SB2009071301 - Remote code execution in Microsoft Office Web Components
Vulnerable component: Microsoft Office
CVSSv3 score: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C
CWE-ID: CWE-119 - Memory corruption
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to boundary error in Office Web Components ActiveX Control when handling parameter values. A remote attacker can create a specially crafted Web page, trick the victim into viewing it 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 Office Web Components (OWC) Spreadsheet - ActiveX Buffer Overflow (PoC) [Exploit-DB]
- Microsoft Office Web Components (OWC) Spreadsheet - msDataSourceObject Memory Corruption (MS09-043) (Metasploit) [Exploit-DB]