Siemens SIMATIC CP 44x-1 Redundant CVE-2017-6868 Authentication Bypass Vulnerability

Bugtraq ID:	99234
Class:	Design Error
CVE:	CVE-2017-6868
Remote:	Yes
Local:	No
Published:	Jun 22 2017 12:00AM
Updated:	Jun 22 2017 12:00AM
Credit:	The vendor reported the issue.
Vulnerable:	Siemens SIMATIC CP 44x-1 RNA 1.4
Not Vulnerable:	Siemens SIMATIC CP 44x-1 RNA 1.4.1

Siemens SIMATIC CP 44x-1 Redundant CVE-2017-6868 Authentication Bypass Vulnerability

Siemens SIMATIC CP 44x-1 Redundant is prone to an authentication-bypass vulnerability.

An attacker can exploit this issue to bypass the authentication mechanism and perform unauthorized actions. This may aid in further attacks.

SIMATIC CP 44x-1 RNA versions prior to 1.4.1 are vulnerable.

Siemens SIMATIC CP 44x-1 Redundant CVE-2017-6868 Authentication Bypass Vulnerability

Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

Siemens SIMATIC CP 44x-1 Redundant CVE-2017-6868 Authentication Bypass Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

Siemens SIMATIC CP 44x-1 Redundant CVE-2017-6868 Authentication Bypass Vulnerability

References:

• Siemens Homepage (Siemens)
  
• (ICSA-17-173-01) Siemens SIMATIC CP 44x-1 Redundant Network Access Modules (cert.us)