CVE-2021-21003mediumCWE-404

CVE-2021-21003: medium-severity vulnerability in Phoenix Contact FL SWITCH

Denial of Service Vulnerability in Phoenix Contact FL SWITCH SMCS series products

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13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5.3epss 0.9%
In Phoenix Contact FL SWITCH SMCS series products in multiple versions fragmented TCP-Packets may cause a Denial of Service of Web-, SNMP- and ICMP-Echo services. The switching functionality of the device is not affected.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected products
Phoenix Contact · FL NATPhoenix Contact · FL SWITCH
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