CVE-2017-2681

MEDIUM

Siemens Simatic CP 343-1 Std Firmware < 3.1.3 - Denial of Service

Title source: rule

Description

Specially crafted PROFINET DCP packets sent on a local Ethernet segment (Layer 2) to an affected product could cause a denial of service condition of that product. Human interaction is required to recover the system. PROFIBUS interfaces are not affected.

References (5)

[Vendor Advisory] https://cert-portal.siemens.com/productcert/html/ssa-293562.html

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/98369

[Third Party Advisory, VDB Entry] http://www.securitytracker.com/id/1038463

[Vendor Advisory] https://cert-portal.siemens.com/productcert/pdf/ssa-293562.pdf

[Broken Link] https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-293562.pdf

Scores

CVSS v3 6.5

EPSS 0.0044

EPSS Percentile 63.0%

Attack Vector ADJACENT_NETWORK

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-400

Status published

Products (50)

siemens/simatic_cp_343-1_std_firmware < 3.1.3

siemens/simatic_cp_343-1_lean_firmware < 3.1.3

siemens/simatic_cp_343-1_adv_firmware

siemens/simatic_cp_443-1_std_firmware < 3.2.17

siemens/simatic_cp_443-1_adv_firmware < 3.2.17

siemens/simatic_cp_443-1_opc-ua_firmware

siemens/simatic_cp_1243-1_firmware < 2.1.82

siemens/simatic_cm_1542-1_firmware < 2.0

siemens/simatic_cp_1543sp-1_firmware < 1.0.15

siemens/simatic_cp_1542sp-1_irc_firmware < 1.0.15

... and 40 more

Published May 11, 2017

Tracked Since Feb 18, 2026