Vulnerability Monitor

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CVE-2021-21003

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.

Published

2021-06-25T19:15:08.660

Last Modified

2024-11-21T05:47:23.037

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-404
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System phoenixcontact fl_switch_smcs_16tx_firmware ≤ 4.70 Yes
Hardware phoenixcontact fl_switch_smcs_16tx - No
Operating System phoenixcontact fl_switch_smcs_14tx\/2fx_firmware ≤ 4.70 Yes
Hardware phoenixcontact fl_switch_smcs_14tx\/2fx - No
Operating System phoenixcontact fl_switch_smcs_14tx\/2fx-sm_firmware ≤ 4.70 Yes
Hardware phoenixcontact fl_switch_smcs_14tx\/2fx-sm - No
Operating System phoenixcontact fl_switch_smcs_8gt_firmware ≤ 4.70 Yes
Hardware phoenixcontact fl_switch_smcs_8gt - No
Operating System phoenixcontact fl_switch_smcs_6gt\/2sfp_firmware ≤ 4.70 Yes
Hardware phoenixcontact fl_switch_smcs_6gt\/2sfp - No
Operating System phoenixcontact fl_switch_smcs_8tx-pn_firmware ≤ 4.70 Yes
Hardware phoenixcontact fl_switch_smcs_8tx-pn - No
Operating System phoenixcontact fl_switch_smcs_4tx-pn_firmware ≤ 4.70 Yes
Hardware phoenixcontact fl_switch_smcs_4tx-pn - No
Operating System phoenixcontact fl_switch_smcs_8tx_firmware ≤ 4.70 Yes
Hardware phoenixcontact fl_switch_smcs_8tx - No
Operating System phoenixcontact fl_switch_smcs_6tx\/2sfp_firmware ≤ 4.70 Yes
Hardware phoenixcontact fl_switch_smcs_6tx\/2sfp - No
Operating System phoenixcontact fl_switch_smn_6tx\/2pof-pn_firmware ≤ 4.70 Yes
Hardware phoenixcontact fl_switch_smn_6tx\/2pof-pn - No
Operating System phoenixcontact fl_switch_smn_8tx-pn_firmware ≤ 4.70 Yes
Hardware phoenixcontact fl_switch_smn_8tx-pn - No
Operating System phoenixcontact fl_switch_smn_6tx\/2fx_firmware ≤ 4.70 Yes
Hardware phoenixcontact fl_switch_smn_6tx\/2fx - No
Operating System phoenixcontact fl_switch_smn_6tx\/2fx_sm_firmware ≤ 4.70 Yes
Hardware phoenixcontact fl_switch_smn_6tx\/2fx_sm - No
Operating System phoenixcontact fl_nat_smn_8tx_firmware ≤ 4.63 Yes
Hardware phoenixcontact fl_nat_smn_8tx - No
Operating System phoenixcontact fl_nat_smn_8tx-m_firmware ≤ 4.63 Yes
Hardware phoenixcontact fl_nat_smn_8tx-m - No
References