CVE-2023-46156

HIGH

Siemens SIMATIC Devices - Denial of Service via Crafted Packets

Title source: llm
STIX 2.1

Description

Affected devices improperly handle specially crafted packets sent to port 102/tcp. This could allow an attacker to create a denial of service condition. A restart is needed to restore normal operations.

References (4)

Core 4

Scores

CVSS v3 7.5
EPSS 0.0003
EPSS Percentile 9.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-416
Status published
Products (50)
siemens/simatic_drive_controller_cpu_1504d_tf_firmware < 3.1.0
siemens/simatic_drive_controller_cpu_1507d_tf_firmware < 3.1.0
siemens/simatic_et_200sp_open_control_1515sp_pc2_firmware
siemens/simatic_s7-1500_cpu_1510sp-1_pn_firmware < 3.1.0
siemens/simatic_s7-1500_cpu_1510sp_f-1_pn_firmware < 3.1.0
siemens/simatic_s7-1500_cpu_1511-1_pn_firmware < 3.1.0
siemens/simatic_s7-1500_cpu_1511c-1_pn_firmware < 3.1.0
siemens/simatic_s7-1500_cpu_1511f-1_pn_firmware < 3.1.0
siemens/simatic_s7-1500_cpu_1511t-1_pn_firmware < 3.1.0
siemens/simatic_s7-1500_cpu_1511tf-1_pn_firmware < 3.1.0
... and 40 more
Published Dec 12, 2023
Tracked Since Feb 18, 2026