Unrated severityNVD Advisory· Published Feb 9, 2021· Updated Aug 3, 2024
CVE-2021-25666
CVE-2021-25666
Description
A vulnerability has been identified in SCALANCE W780 and W740 (IEEE 802.11n) family (All versions < V6.3). Sending specially crafted packets through the ARP protocol to an affected device could cause a partial denial-of-service, preventing the device to operate normally for a short period of time.
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Affected products
3- Range: < V6.3
- Range: < V6.3
- Siemens/SCALANCE W780 and W740 (IEEE 802.11n) familyv5Range: All versions < V6.3
Patches
Vulnerability mechanics
References
2- cert-portal.siemens.com/productcert/pdf/ssa-686152.pdfmitrex_refsource_MISC
- us-cert.cisa.gov/ics/advisories/icsa-21-040-07mitrex_refsource_MISC
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