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Vulnerability of Check Point Endpoint Security: brute force of Media Encryption EPM

Synthesis of the vulnerability 

A local attacker can bypass the limit of number of authentication failures of Media Encryption EPM of Check Point Endpoint Security, in order to use a brute force attack, to access to the encrypted device.
Impacted systems: CheckPoint Endpoint Security.
Severity of this alert: 2/4.
Number of vulnerabilities in this bulletin: 2.
Creation date: 03/12/2013.
Références of this alert: BID-64024, BID-64026, CVE-2013-5635, CVE-2013-5636, sk96589, VIGILANCE-VUL-13859.

Description of the vulnerability 

The Media Encryption EPM Explorer product is used to access to encrypted devices. It is impacted by two vulnerabilities.

An attacker can use several simultaneous instances of Unlock.exe, in order to overcome the maximum limit of password trials. [severity:2/4; BID-64026, CVE-2013-5635]

An attacker can move the DVREM.EPM file, in order to overcome the maximum limit of password trials. [severity:2/4; BID-64024, CVE-2013-5636]

A local attacker can therefore bypass the limit of number of authentication failures of Media Encryption EPM of Check Point Endpoint Security, in order to use a brute force attack, to access to the encrypted device.
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This security vulnerability impacts software or systems such as CheckPoint Endpoint Security.

Our Vigil@nce team determined that the severity of this computer weakness bulletin is medium.

The trust level is of type confirmed by the editor, with an origin of user account.

This bulletin is about 2 vulnerabilities.

A proof of concept or an attack tool is available, so your teams have to process this alert. An attacker with a technician ability can exploit this security note.

Solutions for this threat 

Check Point Endpoint Security: hotfix for Media Encryption EPM.
A hotfix is available:
  E80.41 : http://supportcontent.checkpoint.com/file_download?id=29399
  E80.50 : http://supportcontent.checkpoint.com/file_download?id=29400
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