CVE-2021-40365: Input Validation

Published Dec 13, 2022
·
Updated

Affected devices don't process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial of service in the device.

Affected Software

192 affected components
Siemens Simatic S7-plcsim Advanced Firmware<5.0
Siemens Simatic S7-plcsim Advanced
Siemens Simatic S7-1200 Cpu 1211c Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 1211c
Siemens Simatic S7-1200 Cpu 1212c Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 1212c
Siemens Simatic S7-1200 Cpu 1212fc Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 1212fc
Siemens Simatic S7-1200 Cpu 1214 Fc Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 1214 Fc
Siemens Simatic S7-1200 Cpu 1214c Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 1214c
Siemens Simatic S7-1200 Cpu 1214fc Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 1214fc
Siemens Simatic S7-1200 Cpu 1215 Fc Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 1215 Fc
Siemens Simatic S7-1200 Cpu 1215c Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 1215c
Siemens Simatic S7-1200 Cpu 1215fc Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 1215fc
Siemens Simatic S7-1200 Cpu 1217c Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 1217c
Siemens Simatic S7-1200 Cpu 12 1211c Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 12 1211c
Siemens Simatic S7-1200 Cpu 12 1212c Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 12 1212c
Siemens Simatic S7-1200 Cpu 12 1212fc Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 12 1212fc
Siemens Simatic S7-1200 Cpu 12 1214c Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 12 1214c
Siemens Simatic S7-1200 Cpu 12 1214fc Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 12 1214fc
Siemens Simatic S7-1200 Cpu 12 1215c Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 12 1215c
Siemens Simatic S7-1200 Cpu 12 1215fc Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 12 1215fc
Siemens Simatic S7-1200 Cpu 12 1217c Firmware<4.6.0
Siemens Simatic S7-1200 Cpu 12 1217c
Siemens Siplus S7-1200 Cp 1243-1 Rail Firmware<4.6.0
Siemens Siplus S7-1200 Cp 1243-1 Rail
Siemens Siplus S7-1200 Cp 1243-1 Firmware<4.6.0
Siemens Siplus S7-1200 Cp 1243-1
Siemens Simatic S7-1500 Cpu 1507s Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1507s
Siemens Simatic S7-1500 Cpu 1507s F Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1507s F
Siemens Simatic S7-1500 Cpu 1508s Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1508s
Siemens Simatic S7-1500 Cpu 1508s F Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1508s F
Siemens Simatic S7-1500 Cpu 1510sp Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1510sp
Siemens Simatic S7-1500 Cpu 1510sp-1 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1510sp-1
Siemens Simatic S7-1500 Cpu 1511-1 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1511-1
Siemens Simatic S7-1500 Cpu 1511-1 Pn Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1511-1 Pn
Siemens Simatic S7-1500 Cpu 1511c Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1511c
Siemens Simatic S7-1500 Cpu 1511c-1 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1511c-1
Siemens Simatic S7-1500 Cpu 1511f-1 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1511f-1
Siemens Simatic S7-1500 Cpu 1511f-1 Pn Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1511f-1 Pn
Siemens Simatic S7-1500 Cpu 1511t-1 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1511t-1
Siemens Simatic S7-1500 Cpu 1511tf-1 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1511tf-1
Siemens Simatic S7-1500 Cpu 1512c Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1512c
Siemens Simatic S7-1500 Cpu 1512c-1 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1512c-1
Siemens Simatic S7-1500 Cpu 1512sp-1 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1512sp-1
Siemens Simatic S7-1500 Cpu 1512spf-1 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1512spf-1
Siemens Simatic S7-1500 Cpu 1513-1 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1513-1
Siemens Simatic S7-1500 Cpu 1513-1 Pn Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1513-1 Pn
Siemens Simatic S7-1500 Cpu 1513f-1 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1513f-1
Siemens Simatic S7-1500 Cpu 1513f-1 Pn Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1513f-1 Pn
Siemens Simatic S7-1500 Cpu 1513r-1 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1513r-1
Siemens Simatic S7-1500 Cpu 1515-2 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1515-2
Siemens Simatic S7-1500 Cpu 1515-2 Pn Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1515-2 Pn
Siemens Simatic S7-1500 Cpu 151511c-1 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 151511c-1
Siemens Simatic S7-1500 Cpu 151511f-1 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 151511f-1
Siemens Simatic S7-1500 Cpu 1515f-2 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1515f-2
Siemens Simatic S7-1500 Cpu 1515f-2 Pn Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1515f-2 Pn
Siemens Simatic S7-1500 Cpu 1515r-2 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1515r-2
Siemens Simatic S7-1500 Cpu 1515t-2 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1515t-2
Siemens Simatic S7-1500 Cpu 1515tf-2 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1515tf-2
Siemens Simatic S7-1500 Cpu 1516-3 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1516-3
Siemens Simatic S7-1500 Cpu 1516-3 Dp Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1516-3 Dp
Siemens Simatic S7-1500 Cpu 1516-3 Pn Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1516-3 Pn
Siemens Simatic S7-1500 Cpu 1516-3 Pn\/dp Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1516-3 Pn\/dp
Siemens Simatic S7-1500 Cpu 1516f-3 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1516f-3
Siemens Simatic S7-1500 Cpu 1516f-3 Pn\/dp Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1516f-3 Pn\/dp
Siemens Simatic S7-1500 Cpu 1516pro-2 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1516pro-2
Siemens Simatic S7-1500 Cpu 1516pro F Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1516pro F
Siemens Simatic S7-1500 Cpu 1516t-3 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1516t-3
Siemens Simatic S7-1500 Cpu 1516tf-3 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1516tf-3
Siemens Simatic S7-1500 Cpu 1517-3 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1517-3
Siemens Simatic S7-1500 Cpu 1517-3 Dp Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1517-3 Dp
Siemens Simatic S7-1500 Cpu 1517-3 Pn Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1517-3 Pn
Siemens Simatic S7-1500 Cpu 1517-3 Pn\/dp Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1517-3 Pn\/dp
Siemens Simatic S7-1500 Cpu 1517f-3 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1517f-3
Siemens Simatic S7-1500 Cpu 1517f-3 Pn\/dp Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1517f-3 Pn\/dp
Siemens Simatic S7-1500 Cpu 1517tf-3 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1517tf-3
Siemens Simatic S7-1500 Cpu 1518 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1518
Siemens Simatic S7-1500 Cpu 1518-4 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1518-4
Siemens Simatic S7-1500 Cpu 1518-4 Dp Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1518-4 Dp
Siemens Simatic S7-1500 Cpu 1518-4 Pn Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1518-4 Pn
Siemens Simatic S7-1500 Cpu 1518-4 Pn\/dp Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1518-4 Pn\/dp
Siemens Simatic S7-1500 Cpu 1518-4 Pn\/dp Mfp Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1518-4 Pn\/dp Mfp
Siemens Simatic S7-1500 Cpu 1518f-4 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1518f-4
Siemens Simatic S7-1500 Cpu 1518f-4 Pn\/dp Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1518f-4 Pn\/dp
Siemens Simatic S7-1500 Cpu 1518hf-4 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1518hf-4
Siemens Simatic S7-1500 Cpu 1518t-4 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1518t-4
Siemens Simatic S7-1500 Cpu 1518tf-4 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 1518tf-4
Siemens Simatic S7-1500 Cpu 15pro-2 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 15pro-2
Siemens Simatic S7-1500 Cpu 15prof-2 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu 15prof-2
Siemens Simatic S7-1500 Cpu Cpu 1513pro-2 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu Cpu 1513pro-2
Siemens Simatic S7-1500 Cpu Cpu 1513prof-2 Firmware<3.0.1
Siemens Simatic S7-1500 Cpu Cpu 1513prof-2
Siemens Siplus Et 200sp Cp 1542sp-1 Irc Tx Rail Firmware<3.0.1
Siemens Siplus Et 200sp Cp 1542sp-1 Irc Tx Rail
Siemens Siplus Et 200sp Cp 1543sp-1 Isec Firmware<3.0.1
Siemens Siplus Et 200sp Cp 1543sp-1 Isec
Siemens Siplus Et 200sp Cp 1543sp-1 Isec Tx Rail Firmware<3.0.1
Siemens Siplus Et 200sp Cp 1543sp-1 Isec Tx Rail
Siemens Simatic Et 200 Sp Open Controller Cpu 1515sp Pc Firmware
Siemens Simatic Et 200 Sp Open Controller Cpu 1515sp Pc
Siemens Simatic S7-1500 Software Controller Firmware
Siemens SIMATIC S7-1500 Software Controller
Siemens Siplus S7-300 Cpu 314 Firmware
Siemens Siplus S7-300 Cpu 314
Siemens Siplus S7-300 Cpu 315-2 Dp Firmware
Siemens Siplus S7-300 Cpu 315-2 Dp
Siemens Siplus S7-300 Cpu 315-2 Pn\/dp Firmware
Siemens Siplus S7-300 Cpu 315-2 Pn\/dp
Siemens Siplus S7-300 Cpu 317-2 Pn\/dp Firmware
Siemens Siplus S7-300 Cpu 317-2 Pn\/dp=v6
Siemens Siplus Tim 1531 Irc Firmware
Siemens Siplus Tim 1531 Irc
Siemens Tim 1531 Irc Firmware
Siemens TIM 1531 IRC

Remediation

Patch Available

https://cert-portal.siemens.com/productcert/pdf/ssa-382653.pdf

Event History

Dec 13, 2022
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2021-40365?

CVE-2021-40365 has been rated as a medium severity vulnerability, primarily affecting certain Siemens devices.

2

How do I fix CVE-2021-40365?

To remediate CVE-2021-40365, update the affected Siemens devices to the latest firmware that addresses this vulnerability.

3

Which Siemens products are affected by CVE-2021-40365?

CVE-2021-40365 affects several Siemens products including specific models of the SIMATIC S7-1200 and S7-1500 series firmware.

4

What does CVE-2021-40365 exploit?

CVE-2021-40365 exploits improperly processed specially crafted packets sent to port 102/tcp, leading to a potential denial of service.

5

What is the potential impact of CVE-2021-40365?

The potential impact of CVE-2021-40365 is a denial of service condition, which may disrupt the operation of affected Siemens devices.

Company

Resources

Contact

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