CVE-2019-19300

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

A vulnerability has been identified in Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200, Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200P, KTK ATE530S, SIDOOR ATD430W, SIDOOR ATE530S COATED, SIDOOR ATE531S, SIMATIC ET 200AL IM 157-1 PN (6ES7157-1AB00-0AB0), SIMATIC ET 200eco PN, AI 8xRTD/TC, M12-L (6ES7144-6JF00-0BB0), SIMATIC ET 200eco PN, CM 4x IO-Link, M12-L (6ES7148-6JE00-0BB0), SIMATIC ET 200eco PN, CM 8x IO-Link, M12-L (6ES7148-6JG00-0BB0), SIMATIC ET 200eco PN, CM 8x IO-Link, M12-L (6ES7148-6JJ00-0BB0), SIMATIC ET 200eco PN, DI 16x24VDC, M12-L (6ES7141-6BH00-0BB0), SIMATIC ET 200eco PN, DI 8x24VDC, M12-L (6ES7141-6BG00-0BB0), SIMATIC ET 200eco PN, DIQ 16x24VDC/2A, M12-L (6ES7143-6BH00-0BB0), SIMATIC ET 200eco PN, DQ 8x24VDC/0,5A, M12-L (6ES7142-6BG00-0BB0), SIMATIC ET 200eco PN, DQ 8x24VDC/2A, M12-L (6ES7142-6BR00-0BB0), SIMATIC ET 200MP IM 155-5 PN HF (6ES7155-5AA00-0AC0), SIMATIC ET 200pro IM 154-8 PN/DP CPU (6ES7154-8AB01-0AB0), SIMATIC ET 200pro IM 154-8F PN/DP CPU (6ES7154-8FB01-0AB0), SIMATIC ET 200pro IM 154-8FX PN/DP CPU (6ES7154-8FX00-0AB0), SIMATIC ET 200S IM 151-8 PN/DP CPU (6ES7151-8AB01-0AB0), SIMATIC ET 200S IM 151-8F PN/DP CPU (6ES7151-8FB01-0AB0), SIMATIC ET 200SP IM 155-6 MF HF (6ES7155-6MU00-0CN0), SIMATIC ET 200SP IM 155-6 PN HA (incl. SIPLUS variants), SIMATIC ET 200SP IM 155-6 PN HF (6ES7155-6AU00-0CN0), SIMATIC ET 200SP IM 155-6 PN/2 HF (6ES7155-6AU01-0CN0), SIMATIC ET 200SP IM 155-6 PN/3 HF (6ES7155-6AU30-0CN0), SIMATIC ET 200SP Open Controller CPU 1515SP PC (incl. SIPLUS variants), SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants), SIMATIC MICRO-DRIVE PDC, SIMATIC PN/MF Coupler (6ES7158-3MU10-0XA0), SIMATIC PN/PN Coupler (6ES7158-3AD10-0XA0), SIMATIC S7-1200 CPU family (incl. SIPLUS variants), SIMATIC S7-1500 CPU family (incl. related ET 200 CPUs and SIPLUS variants), SIMATIC S7-1500 Software Controller, SIMATIC S7-300 CPU 314C-2 PN/DP (6ES7314-6EH04-0AB0), SIMATIC S7-300 CPU 315-2 PN/DP (6ES7315-2EH14-0AB0), SIMATIC S7-300 CPU 315F-2 PN/DP (6ES7315-2FJ14-0AB0), SIMATIC S7-300 CPU 315T-3 PN/DP (6ES7315-7TJ10-0AB0), SIMATIC S7-300 CPU 317-2 PN/DP (6ES7317-2EK14-0AB0), SIMATIC S7-300 CPU 317F-2 PN/DP (6ES7317-2FK14-0AB0), SIMATIC S7-300 CPU 317T-3 PN/DP (6ES7317-7TK10-0AB0), SIMATIC S7-300 CPU 317TF-3 PN/DP (6ES7317-7UL10-0AB0), SIMATIC S7-300 CPU 319-3 PN/DP (6ES7318-3EL01-0AB0), SIMATIC S7-300 CPU 319F-3 PN/DP (6ES7318-3FL01-0AB0), SIMATIC S7-400 H V6 and below CPU family (incl. SIPLUS variants), SIMATIC S7-400 PN/DP V7 CPU family (incl. SIPLUS variants), SIMATIC S7-410 V10 CPU family (incl. SIPLUS variants), SIMATIC S7-410 V8 CPU family (incl. SIPLUS variants), SIMATIC TDC CP51M1, SIMATIC TDC CPU555, SIMATIC WinAC RTX 2010 (6ES7671-0RC08-0YA0), SIMATIC WinAC RTX F 2010 (6ES7671-1RC08-0YA0), SINAMICS S/G Control Unit w. PROFINET, SIPLUS ET 200MP IM 155-5 PN HF (6AG1155-5AA00-2AC0), SIPLUS ET 200MP IM 155-5 PN HF (6AG1155-5AA00-7AC0), SIPLUS ET 200MP IM 155-5 PN HF T1 RAIL (6AG2155-5AA00-1AC0), SIPLUS ET 200S IM 151-8 PN/DP CPU (6AG1151-8AB01-7AB0), SIPLUS ET 200S IM 151-8F PN/DP CPU (6AG1151-8FB01-2AB0), SIPLUS ET 200SP IM 155-6 PN HF (6AG1155-6AU00-2CN0), SIPLUS ET 200SP IM 155-6 PN HF (6AG1155-6AU00-4CN0), SIPLUS ET 200SP IM 155-6 PN HF (6AG1155-6AU01-2CN0), SIPLUS ET 200SP IM 155-6 PN HF (6AG1155-6AU01-7CN0), SIPLUS ET 200SP IM 155-6 PN HF T1 RAIL (6AG2155-6AU00-1CN0), SIPLUS ET 200SP IM 155-6 PN HF T1 RAIL (6AG2155-6AU01-1CN0), SIPLUS ET 200SP IM 155-6 PN HF TX RAIL (6AG2155-6AU01-4CN0), SIPLUS NET PN/PN Coupler (6AG2158-3AD10-4XA0), SIPLUS S7-300 CPU 314C-2 PN/DP (6AG1314-6EH04-7AB0), SIPLUS S7-300 CPU 315-2 PN/DP (6AG1315-2EH14-7AB0), SIPLUS S7-300 CPU 315F-2 PN/DP (6AG1315-2FJ14-2AB0), SIPLUS S7-300 CPU 317-2 PN/DP (6AG1317-2EK14-7AB0), SIPLUS S7-300 CPU 317F-2 PN/DP (6AG1317-2FK14-2AB0). 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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-400

Affected software

No affected versions have been published.

Timeline

Published
Apr 14, 2020
Last modified
Jun 17, 2026
NVD status
Modified

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