User Documentation
Security Advisory 
Weidmüller Interface GmbH & Co. KG 
Klingenbergstraße 26 
32758 Detmold, Germany 
T +49 5231 14-0 
F +49 5231 14292083 
www.weidmueller.com  Page 2 of 6   
Product number 
Product name 
Firmware version 
1286940000 
IE-SW-PL10MT-1GT-2GS-7TX 
1241100000 
IE-SW-PL16M-16TX 
≤ V3.4.2 Build 16102416 
1286820000 
IE-SW-PL16MT-16TX 
1241120000 
IE-SW-PL16M-14TX-2SC 
1286830000 
IE-SW-PL16MT-14TX-2SC 
1241130000 
IE-SW-PL16M-14TX-2ST 
1286840000 
IE-SW-PL16MT-14TX-2ST 
1241320000 
IE-SW-PL18M-2GC-16TX 
≤ V3.4.4 Build 16102416 
1286970000 
IE-SW-PL18MT-2GC-16TX 
1241330000 
IE-SW-PL18M-2GC14TX2SC 
1286990000 
IE-SW-PL18MT-2GC14TX2SC 
1241340000 
IE-SW-PL18M-2GC14TX2ST 
1287000000 
IE-SW-PL18MT-2GC14TX2ST 
1241350000 
IE-SW-PL18M-2GC14TX2SCS 
1287010000 
IE-SW-PL18MT-2GC14TX2SCS 
1241370000 
IE-SW-PL09M-5GC-4GT 
≤ V3.3.4 Build 16102416 
1287020000 
IE-SW-PL09MT-5GC-4GT 
Vulnerability Type 
Multiple. Please see section "Impact" for details. 
Summary 
Multiple issues have been found. Please see section "Impact" for details. 
Impact 
CVE ID 
CVE-2019-16670 
Vulnerability 
Type 
Improper Restriction of Excessive Authentication Attempts (CWE-307) 
CVSS 
9.8 (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) 
Description 
An issue was discovered on Weidmueller devices. Please see "Affected Products" for a list 
of affected products. 
The authentication mechanism has no brute-force prevention. 
CVE ID 
CVE-2019-16671 
Vulnerability 
Type 
Uncontrolled Resource Consumption (CWE-400) 
CVSS 
6.5 (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H) 
Description 
An issue was discovered on Weidmueller devices. Please see "Affected Products" for a list 
of affected products. 
Remote authenticated users can crash a device with a special packet because of 
uncontrolled resource consumption. 
CVE ID 
CVE-2019-16672 
Vulnerability 
Type 
Missing Encryption of Sensitive Data (CWE-311) 
CVSS 
9.8 (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) 






