Flash Player <= Multiple Vulnerabilities (APSB11-26)

High Nessus Plugin ID 56259


The remote Windows host has a browser plugin that is affected by multiple vulnerabilities.


According to its version, the instance of Flash Player installed on the remote Windows host is or earlier. It is, therefore, reportedly affected by several critical vulnerabilities :

- Multiple AVM stack overflow vulnerabilities could lead to code execution. (CVE-2011-2426, CVE-2011-2427)

- A logic error issue could lead to code execution or a browser crash. (CVE-2011-2428)

- A Flash Player security control bypass vulnerability could lead to information disclosure. (CVE-2011-2429)

- A streaming media logic error vulnerability could lead to code execution. (CVE-2011-2430)

- A universal cross-site scripting vulnerability could be abused to take actions on a user's behalf on any website if the user is tricked into visiting a malicious website. Note that this issue is reportedly being actively exploited in targeted attacks. (CVE-2011-2444)


Upgrade to Adobe Flash version or later.

See Also


Plugin Details

Severity: High

ID: 56259

File Name: flash_player_apsb11-26.nasl

Version: $Revision: 1.10 $

Type: local

Agent: windows

Family: Windows

Published: 2011/09/22

Modified: 2017/06/08

Dependencies: 28211

Risk Information

Risk Factor: High


Base Score: 9.3

Temporal Score: 8.1

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C

Temporal Vector: CVSS2#E:ND/RL:OF/RC:C

Vulnerability Information

CPE: cpe:/a:adobe:flash_player

Required KB Items: SMB/Flash_Player/installed

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2011/09/21

Vulnerability Publication Date: 2011/09/21

Reference Information

CVE: CVE-2011-2426, CVE-2011-2427, CVE-2011-2428, CVE-2011-2429, CVE-2011-2430, CVE-2011-2444

BID: 49710, 49714, 49715, 49716, 49717, 49718

OSVDB: 75625, 75626, 75627, 75628, 75629, 75630