National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-8672 Detail

Current Description

The integrated web server on Siemens SIMATIC CP 343-1 Advanced prior to version 3.0.53, SIMATIC CP 443-1 Advanced prior to version 3.2.17, SIMATIC S7-300 CPU, and SIMATIC S7-400 CPU devices does not set the secure flag for unspecified cookies in an https session, which makes it easier for remote attackers to capture these cookies by intercepting their transmission within an http session.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 5.3 MEDIUM
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N (V3.0 legend)
Impact Score: 1.4
Exploitability Score: 3.9


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): None
Availability (A): None

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Insufficient_Info
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): None
Additional Information:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
http://www.securityfocus.com/bid/94460 Third Party Advisory VDB Entry
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-603476.pdf Vendor Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-16-327-02

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:siemens:simatic_cp_343-1_firmware:-:*:*:*:advanced:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:siemens:simatic_cp_343-1:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:siemens:simatic_s7_300_cpu_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:siemens:simatic_s7_300_cpu:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:o:siemens:simatic_s7_400_cpu_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:siemens:simatic_s7_400_cpu:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 4 ( hide )
 cpe:2.3:o:siemens:simatic_cp_443-1_firmware:-:*:*:*:advanced:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:siemens:simatic_cp_443-1:-:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-8672
NVD Published Date:
11/23/2016
NVD Last Modified:
03/16/2017