KLA11008 Arbitrary code execution vulnerabilities in Adobe Flash Player

Multiple serious vulnerabilities have been found in Adobe Flash Player. Malicious users can exploit these vulnerabilities to execute arbitrary code.

Below is a complete list of vulnerabilities:

1. A use-after-free vulnerability related to masking display objects can be exploited remotely to execute arbitrary code;
2. Memory corruption vulnerabilities in the Advanced Video Coding engine, in the BlendMode, Convolution filter, BitmapData, Graphics classes can be exploited remotely to execute arbitrary code;
3. A memory corruption vulnerability related to hadling of multiple mask properties of display objects can be exploited remotely to execute arbitrary code.

Technical details

To update Adobe Flash Player ActiveX (detected as Flash.ocx) on Windows 8 and higher, install latest updates from Control Panel

Original advisories

Adobe security bulletin

Exploitation

Public exploits exist for this vulnerability.

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Related products

Adobe-Flash-Player-ActiveX

Adobe-Flash-Player-NPAPI

Adobe-Flash-Player-PPAPI

CVE list

CVE-2017-3068 critical

CVE-2017-3069 critical

CVE-2017-3070 critical

CVE-2017-3071 critical

CVE-2017-3072 critical

CVE-2017-3073 critical

CVE-2017-3074 critical

Solution

Update to the latest version

Download Adobe Flash Player

Impacts

• ACE

Arbitrary code execution. Exploitation of vulnerabilities with this impact can lead to executing by abuser any code or commands at vulnerable machine or process.

• OSI

Obtain sensitive information. Exploitation of vulnerabilities with this impact can lead to capturing by abuser information, critical for user or system.

• SB

Security bypass. Exploitation of vulnerabilities with this impact can lead to performing actions restricted by current security settings.

Affected Products

• Adobe Flash Player versions earlier than 25.0.0.171