#VU1277 Stack-based buffer overflow in Microsoft Word and Microsoft Office - CVE-2009-0088

Vulnerability identifier: #VU1277

Vulnerability risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2009-0088

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Microsoft Word
Client/Desktop applications / Office applications
Microsoft Office
Client/Desktop applications / Office applications

Vendor: Microsoft

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

The weakness exists due to stack overflow when parsing a malformed WordPerfect document. A remote attacker can create a specially crafted file, trick the victim into opening 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.

Mitigation
Install update from vendor's website:

Microsoft Office Word 2000 Service Pack 3:
https://www.microsoft.com/downloads/details.aspx?familyid=95876927-e612-414c-bdec-3632a3100415

Vulnerable software versions

Microsoft Word: 2000

Microsoft Office: 2000

---

External links
https://technet.microsoft.com/en-us/library/security/ms09-010.aspx

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.