Vulnerability CVE-2016-9159
Published: 2016-12-16   Modified: 2016-12-17

Description:
A vulnerability has been identified in SIMATIC S7-300 CPU family, SIMATIC S7-400 V6 and earlier CPU family, SIMATIC S7-400 V7 CPU family. An attacker with network access to port 102/tcp (ISO-TSAP) or via Profibus could obtain credentials from the PLC if protection-level 2 is configured on the affected devices. This vulnerability affects all listed affected products.

Type:

CWE-200

 (Information Exposure)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Siemens -> Simatic s7-300 cpu firmware 
Siemens -> Simatic s7-400 cpu firmware 

 References:
http://www.securityfocus.com/bid/94820
http://www.securitytracker.com/id/1037434
https://ics-cert.us-cert.gov/advisories/ICSA-16-348-05
https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-731239.pdf
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