Zero-day vulnerability in Windows

Memory corruption
CVE-2009-0087

The vulnerability was handled as a non-public zero-day exploit for at least 3344 days. The issue has been introduced in 02/17/2000.
The vulnerability was firstly disclosed in June 17, 2008.

Vulnerability details

Advisory: SB2009041401 - Multiple vulnerabilities in Microsoft Windows

Vulnerable component: Windows

CVE-ID: CVE-2009-0087

CVSSv3 score: CVSS:3.0/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 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Description:

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

The weakness exists due to buffer overflow when process documents in Microsoft WordPad and Microsoft Office converter. A remote attacker can create a specially crafted Word file containing a malformed data, 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.

Note: the vulnerability was being actively exploited.

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