high7.5
CVE-2020-25242
A vulnerability has been identified in SIMATIC NET CP 343-1 Advanced (incl.
Impact
A vulnerability has been identified in SIMATIC NET CP 343-1 Advanced (incl. SIPLUS variants) (All versions), SIMATIC NET CP 343-1 Lean (incl. SIPLUS variants) (All versions), SIMATIC NET CP 343-1 Standard (incl. SIPLUS variants) (All versions). Specially crafted packets sent to TCP port 102 could cause a Denial-of-Service condition on the affected devices. A cold restart might be necessary in order to recover.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Siemens | Simatic Net Cp 343-1 Advanced Firmware | All versions |
| Siemens | Simatic Net Cp 343-1 Lean Firmware | All versions |
| Siemens | Simatic Net Cp 343-1 Standard Firmware | All versions |
Weakness classification
References
- NVD record
- CVE.org record
- https://cert-portal.siemens.com/productcert/pdf/ssa-676775.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-676775.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-676775.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-676775.pdf
- https://us-cert.cisa.gov/ics/advisories/icsa-21-131-07
- https://cert-portal.siemens.com/productcert/pdf/ssa-676775.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-676775.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-676775.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-676775.pdf
- https://us-cert.cisa.gov/ics/advisories/icsa-21-131-07