CVE-2017-12741
HIGHSIMATIC S7-200 Firmware < 2.03.01 - Denial of Service via Crafted UDP Packets
Title source: llmDescription
Specially crafted packets sent to port 161/udp could cause a denial of service condition. The affected devices must be restarted manually.
References (7)
Core 7
Core References
Vendor Advisory
https://cert-portal.siemens.com/productcert/html/ssa-141614.html
Vendor Advisory
https://cert-portal.siemens.com/productcert/html/ssa-346262.html
Vendor Advisory
https://cert-portal.siemens.com/productcert/html/ssa-546832.html
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
https://www.securityfocus.com/bid/101964
Vendor Advisory x_refsource_confirm
https://cert-portal.siemens.com/productcert/pdf/ssa-546832.pdf
Vendor Advisory x_refsource_confirm
https://cert-portal.siemens.com/productcert/pdf/ssa-346262.pdf
Vendor Advisory x_refsource_confirm
https://cert-portal.siemens.com/productcert/pdf/ssa-141614.pdf
Scores
CVSS v3
7.5
EPSS
0.0526
EPSS Percentile
90.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-400
Status
published
Products (50)
Siemens/Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller
All versions < V4.1.1 Patch 05
Siemens/Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200
All versions < V4.5
Siemens/Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200P
All versions < V4.5
siemens/dk_standard_ethernet_controller_firmware
siemens/ek-ertec_200p_firmware
< 4.5
siemens/ek-ertec_200pn_io_firmware
Siemens/SIMATIC Compact Field Unit
All versions
Siemens/SIMATIC ET 200AL IM 157-1 PN
< V1.0.2
Siemens/SIMATIC ET 200M (incl. SIPLUS variants)
All versions
Siemens/SIMATIC ET 200MP IM 155-5 PN BA
< V4.0.2
... and 40 more
Published
Dec 26, 2017
Tracked Since
Feb 18, 2026