CVE-2016-3949

Siemens SIMATIC S7-300 Profinet-enabled CPU devices with firmware before 3.2.12 and SIMATIC S7-300 Profinet-disabled CPU devices with firmware before 3.3.12 allow remote attackers to cause a denial of service (defect-mode transition) via crafted (1) ISO-TSAP or (2) Profibus packets.

CVSS v3.0 7.5 HIGH
CVSS v2.0 7.8 HIGH

7.5^/10

CVSS v3.0 : HIGH

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

7.8^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:C

Exploitability : 10.0 / Impact : 6.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-818183.pdf	Vendor Advisory
http://www.securitytracker.com/id/1036089	Third Party Advisory VDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-16-161-01	Mitigation Third Party Advisory US Government Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-818183.pdf

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Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:siemens:simatic_s7-300_with_profitnet_support_firmware:3.2.11:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_s7-300_with_profitnet_support:*:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:h:siemens:simatic_s7-300_without_profitnet_support:*:*:*:*:*:*:*:*

cpe:2.3:o:siemens:simatic_s7-300_without_profitnet_support_firmware:3.3.11:*:*:*:*:*:*:*

Information

Published : 2016-06-27 03:59

Updated : 2020-02-10 07:15

NVD link : CVE-2016-3949

Mitre link : CVE-2016-3949

JSON object : View

CWE

CWE-399

Resource Management Errors

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Products Affected

siemens

simatic_s7-300_with_profitnet_support
simatic_s7-300_with_profitnet_support_firmware
simatic_s7-300_without_profitnet_support
simatic_s7-300_without_profitnet_support_firmware

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