Vulnerability identifier: #VU1423

Vulnerability risk: High

CVSSv3.1: 8.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2009-1863

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

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

Vendor: Adobe

Description
The vulnerability allows a remote attacker to cause DoS conditions or execute arbitrary code with elevated privileges on the target system.

The weakness exists due to buffer overflow when handling malformed files. By sending a specially crafted .pdf file, a remote attacker can trigger memory corruption and cause the application to crash or execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in denial of service or arbitrary code execution on the vulnerable system.

Mitigation
Update Adobe Flash Player 9.x and earlier to version 9.0.246.0:
http://www.adobe.com/support/flashplayer/downloads.html#fp9
Update Adobe Flash Player 10.x to version 10.0.32.18:
http://www.adobe.com/go/getflashplayer

Vulnerable software versions

Adobe Flash Player: 9.0.124.0 - 10.0.32.18

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External links
http://www.adobe.com/support/security/bulletins/apsb09-10.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?

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