Zero-day vulnerability in Windows Media Format Runtime

Memory corruption
CVE-2009-0555

Vulnerability details

Advisory: SB2009101302 - Two remote code execution vulnerabilities in Microsoft Windows

Vulnerable component: Windows Media Format Runtime

CVE-ID: CVE-2009-0555

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 processing malformed Advanced Systems Format (ASF) files. A remote attacker can create a specially crafted audio file that uses the Windows Media Speech code, 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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