A vulnerability has been identified in SIMATIC S7-400 (incl. F) CPU hardware version 4.0 and below (All versions), SIMATIC S7-400 (incl. F) CPU hardware version 5.0 (All firmware versions < V5.2), SIMATIC S7-400H CPU hardware version 4.5 and below (All versions). The affected CPUs improperly validate S7 communication packets which could cause a Denial-of-Service condition of the CPU. The CPU will remain in DEFECT mode until manual restart.
References
| Link | Resource |
|---|---|
| http://www.securityfocus.com/bid/104217 | Third Party Advisory VDB Entry |
| https://cert-portal.siemens.com/productcert/pdf/ssa-914382.pdf | Vendor Advisory |
| https://www.siemens.com/global/en/home/products/services/cert.html#SecurityPublications | Vendor Advisory |
| http://www.securityfocus.com/bid/104217 | Third Party Advisory VDB Entry |
| https://cert-portal.siemens.com/productcert/pdf/ssa-914382.pdf | Vendor Advisory |
| https://www.siemens.com/global/en/home/products/services/cert.html#SecurityPublications | Vendor Advisory |
Configurations
Configuration 1 (hide)
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Configuration 2 (hide)
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Configuration 3 (hide)
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History
21 Nov 2024, 04:07
| Type | Values Removed | Values Added |
|---|---|---|
| References | () http://www.securityfocus.com/bid/104217 - Third Party Advisory, VDB Entry | |
| References | () https://cert-portal.siemens.com/productcert/pdf/ssa-914382.pdf - Vendor Advisory | |
| References | () https://www.siemens.com/global/en/home/products/services/cert.html#SecurityPublications - Vendor Advisory |
Information
Published : 2018-05-16 17:29
Updated : 2024-11-21 04:07
NVD link : CVE-2018-4850
Mitre link : CVE-2018-4850
CVE.ORG link : CVE-2018-4850
JSON object : View
Products Affected
siemens
- simatic_s7-400h_firmware
- simatic_s7-400
- simatic_s7-400_firmware
- simatic_s7-400h
CWE