Vulnerability identifier: #VU2837

Vulnerability risk: Critical

CVSSv3.1: 9.2 [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]

CVE-ID: CVE-2011-0609

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Adobe Flash Player
Client/Desktop applications / Plugins for browsers, ActiveX components

Vendor: Adobe

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

The weakness exists due to boundary error in authplay.dll component. A remote attacker can create a specially Flash (.swf) file embedded in a Microsoft Excel (.xls) file, trick the victim into opening it, trigger memory corruption, and execute arbitrary code on the 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.

Mitigation
Update Adobe Flash Player to version 10.2.153.1.

Vulnerable software versions

Adobe Flash Player: 10.0.12.36 - 10.2.159.1

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External links
http://www.adobe.com/support/security/bulletins/apsb11-06.html

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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?

Yes. This vulnerability is being exploited in the wild.