Zero-day vulnerability in Microsoft PowerPoint

Memory corruption
CVE-2009-0556

Vulnerability details

Advisory: SB2009051201 - Multiple vulnerabilities in Microsoft Powerpoint

Vulnerable component: Microsoft PowerPoint

CVE-ID: CVE-2009-0556

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 allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to boundary error when handling malformed PowerPoint files. A remote attacker can create a specially crafted PowerPoint 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.

Note: this vulnerability was being actively exploited.

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