Riskcovery

CVE-2021-21003

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

State
Published
Severity
5.3 Medium
Published
Jun 25, 2021
Updated
Sep 17, 2024
Reserved
Dec 17, 2020

Read the record on cve.org

Description

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.

Scores

CVSSScoreVectorSource
3.15.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LCERTVDE

Weaknesses

  • CWE-404 Improper Resource Shutdown or Release

Affected Products

ProductVersions
FL SWITCHPhoenix Contact
  • SMCS 16TX (2700996) through 4.70Affected
  • SMCS 14TX/2FX (2700997) through 4.70Affected
  • SMCS 14TX/2FX-SM (2701466) through 4.70Affected
  • SMCS 8GT (2891123) through 4.70Affected
  • SMCS 6GT/2SFP (2891479) through 4.70Affected
  • SMCS 8TX-PN (2989103) through 4.70Affected
  • SMCS 4TX-PN (2989093) through 4.70Affected
  • SMCS 8TX (2989226) through 4.70Affected
  • SMCS 6TX/2SFP (2989323) through 4.70Affected
  • SMN 6TX/2POF-PN (2700290) through 4.70Affected
  • SMN 8TX-PN (2989501) through 4.70Affected
  • SMN 6TX/2FX (2989543) through 4.70Affected
  • SMN 6TX/2FX SM (2989556) through 4.70Affected
FL NATPhoenix Contact
  • SMN 8TX (2989365) through 4.63Affected
  • SMN 8TX-M (2702443) through 4.63Affected

References

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