Siemens Ktk Uncontrolled Resource Consumption

high Tenable.ot Plugin ID 500363
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

A vulnerability has been identified in KTK ATE530S (All versions), SIDOOR ATD430W (All versions), SIDOOR ATE530S COATED (All versions), SIDOOR ATE531S (All versions), SIMATIC ET 200SP Open Controller CPU 1515SP PC (incl. SIPLUS variants) (All versions < V2.0), SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants) (All versions < V2.0), SIMATIC ET200MP IM155-5 PN HF (incl. SIPLUS variants) (All versions >= V4.2), SIMATIC ET200SP IM155-6 MF HF (All versions), SIMATIC ET200SP IM155-6 PN HA (incl. SIPLUS variants) (All versions), SIMATIC ET200SP IM155-6 PN HF (incl. SIPLUS variants) (All versions >= V4.2), SIMATIC ET200SP IM155-6 PN/2 HF (incl. SIPLUS variants) (All versions >= V4.2), SIMATIC ET200SP IM155-6 PN/3 HF (incl. SIPLUS variants) (All versions >= V4.2), SIMATIC MICRO-DRIVE PDC (All versions), SIMATIC PN/PN Coupler (incl. SIPLUS NET variants) (All versions >= V4.2), SIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions < V2.0), SIMATIC S7-1500 Software Controller (All versions < V2.0), SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC S7-400 H V6 CPU family and below (incl. SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V7 and below CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-410 CPU family (incl. SIPLUS variants) (All versions), SIMATIC TDC CP51M1 (All versions), SIMATIC TDC CPU555 (All versions), SIMATIC WinAC RTX (F) 2010 (All versions), SINAMICS S/G Control Unit w. PROFINET (All versions). The Interniche-based TCP Stack can be forced to make very expensive calls for every incoming packet which can lead to a denial of service.

Solution

Refer to vendor advisory for Security Updates

See Also

https://cert-portal.siemens.com/productcert/pdf/ssa-593272.pdf

https://www.us-cert.gov/ics/advisories/icsa-20-105-08

Plugin Details

Severity: High

ID: 500363

Version: 1.0

Type: local

Family: SCADA

Published: 5/27/2020

Updated: 5/27/2020

Risk Information

CVSS Score Source: CVE-2019-19300

CVSS v2

Risk Factor: Medium

Base Score: 5

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

CVSS v3

Risk Factor: High

Base Score: 7.5

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

Vulnerability Information

CPE: cpe:2.3:o:siemens:ktk_ate530s_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:ktk_ate530s:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:sidoor_atd430w_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:sidoor_atd430w:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:sidoor_ate530s_coated_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:sidoor_ate530s_coated:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:sidoor_ate531s_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:sidoor_ate531s:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_et_200sp_open_controller_cpu_1515sp_pc_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_et_200sp_open_controller_cpu_1515sp_pc:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_et_200sp_open_controller_cpu_1515sp_pc2_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_et_200sp_open_controller_cpu_1515sp_pc2:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_et200mp_im155-5_pn_hf_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_et200mp_im155-5_pn_hf:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_et200sp_im155-6_mf_hf_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_et200sp_im155-6_mf_hf:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_et200sp_im155-6_pn_ha_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_et200sp_im155-6_pn_ha:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_et200sp_im155-6_pn_hf_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_et200sp_im155-6_pn_hf:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_et200sp_im155-6_pn\/2_hf_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_et200sp_im155-6_pn\/2_hf:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_et200sp_im155-6_pn\/2_hf_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_et200sp_im155-6_pn\/2_hf:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_micro-drive_pdc_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_micro-drive_pdc:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_pn\/pn_coupler_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_pn\/pn_coupler:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_s7-1500_cpu_1511-1_pn_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_s7-1500_cpu_1511-1_pn:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_s7-1500_cpu_1513-1_pn_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_s7-1500_cpu_1513-1_pn:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_s7-1500_cpu_1515-2_pn_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_s7-1500_cpu_1515-2_pn:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_s7-1500_cpu_1516-3_pn\/dp_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_s7-1500_cpu_1516-3_pn\/dp:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_s7-1500_cpu_1517-3_pn\/dp_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_s7-1500_cpu_1517-3_pn\/dp:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_s7-1500_cpu_1518-4_pn\/dp_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_s7-1500_cpu_1518-4_pn\/dp:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_s7-1500_cpu_1511f-1_pn_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_s7-1500_cpu_1511f-1_pn:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_s7-1500_cpu_1513f-1_pn_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_s7-1500_cpu_1513f-1_pn:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_s7-1500_cpu_1515f-2_pn_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_s7-1500_cpu_1515f-2_pn:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_s7-1500_cpu_1516f-3_pn\/dp_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_s7-1500_cpu_1516f-3_pn\/dp:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_s7-1500_cpu_1517f-3_pn\/dp_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_s7-1500_cpu_1517f-3_pn\/dp:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_s7-1500_cpu_1518f-4_pn\/dp_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_s7-1500_cpu_1518f-4_pn\/dp:-:*:*:*:*:*:*:*, cpe:2.3:a:siemens:simatic_s7-1500:*:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_s7-300_cpu_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_s7-300_cpu:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_s7-400_pn\/dp_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_s7-400_pn\/dp:v7:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_s7-410_cpu_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_s7-410_cpu:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_tdc_cp51m1_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_tdc_cp51m1:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_tdc_cpu555_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_tdc_cpu555:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:simatic_winac_rtx_\(f\)_2010_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:simatic_winac_rtx_\(f\)_2010:-:*:*:*:*:*:*:*, cpe:2.3:o:siemens:sinamics_s\/g_control_unit_firmware:*:*:*:*:*:*:*:*, cpe:2.3:h:siemens:sinamics_s\/g_control_unit:-:*:*:*:*:*:*:*

Patch Publication Date: 4/14/2020

Vulnerability Publication Date: 4/14/2020

Reference Information

CVE: CVE-2019-19300