KLA11066 Multiple vulnerabilities in Adobe Flash Player

Multiple serious vulnerabilities have been found in Adobe Flash Player versions earlier than 26.0.0.137. Malicious users can exploit these vulnerabilities to obtain sensitive information and execute arbitrary code.

Below is a complete list of vulnerabilities:

1. A memory corruption vulnerability in the Action Script 2 BitmapData class can be exploited remotely to obtain sensitive information;
2. A security bypass vulnerability related to the Flash API (which used in Internet Explorer) can be exploited remotely to obtain sensitive information;
3. A memory corruption vulnerability in Action Script 3 raster data model can be exploited remotely to execute arbitrary code.

Technical details

Vulnerability (1) can lead to memory address disclosure.
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

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-2017-3080 warning

CVE-2017-3099 critical

CVE-2017-3100 warning

Solution

Update to the latest versions

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 26.0.0.137