What is CVE-2019-13940?

CVE-2019-13940 is a medium-severity vulnerability in Siemens S7-1200_cpu_1211c, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2020-02-11.

How severe is CVE-2019-13940?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Resource exhaustion in Siemens S7-1200_cpu_1211c

CVE-2019-13940

A vulnerability has been identified in SIMATIC ET 200pro IM154-8 PN/DP CPU (All versions < V3.X.17), SIMATIC ET 200pro IM154-8F PN/DP CPU (All versions < V3.X.17), SIMATIC ET 200pro IM154-8FX PN/DP CPU (All versions < V3.X.17), SIMATIC ET…

Vulnerability class: DoS (Denial of Service)

EPSS: 0.017 (74.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Siemens S7-1200_cpu_1211c
Siemens S7-1200_cpu_1211c_firmware
Siemens S7-1200_cpu_1212c
Siemens S7-1200_cpu_1212c_firmware
Siemens S7-1200_cpu_1212fc
Siemens S7-1200_cpu_1212fc_firmware
Siemens S7-1200_cpu_1214c
Siemens S7-1200_cpu_1214c_firmware
Siemens S7-1200_cpu_1214fc
Siemens S7-1200_cpu_1214fc_firmware

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

productcert@siemens.com (Vendor Advisory)

Frequently asked questions

What is CVE-2019-13940?: CVE-2019-13940 is a medium-severity vulnerability in Siemens S7-1200_cpu_1211c, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2020-02-11.
How severe is CVE-2019-13940?: Medium severity. CVSS v3 base score is 5.3 out of 10.