Vulnerability Monitor

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CVE-2020-28393

An unauthenticated remote attacker could create a permanent denial-of-service condition by sending specially crafted OSPF packets. Successful exploitation requires OSPF to be enabled on an affected device on the SCALANCE XM-400, XR-500 (All versions prior to v6.4).

Published

2021-05-12T14:15:11.083

Last Modified

2024-11-21T05:22:42.740

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:C

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: COMPLETE
Exploitability Score

8.6

Impact Score

6.9

Weaknesses
  • Type: Primary
    CWE-682
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System siemens scalance_xm-400_firmware < 6.4 Yes
Hardware siemens scalance_xm-400 - No
Operating System siemens scalance_xr524_firmware < 6.4 Yes
Hardware siemens scalance_xr524 - No
Operating System siemens scalance_xr526_firmware < 6.4 Yes
Hardware siemens scalance_xr526 - No
Operating System siemens scalance_xr528_firmware < 6.4 Yes
Hardware siemens scalance_xr528 - No
Operating System siemens scalance_xr552_firmware < 6.4 Yes
Hardware siemens scalance_xr552 - No
Operating System siemens scalance_xm416-4c_firmware < 6.4 Yes
Hardware siemens scalance_xm416-4c - No
Operating System siemens scalance_xm408-8c_firmware < 6.4 Yes
Hardware siemens scalance_xm408-8c - No
Operating System siemens scalance_xm408-4c_firmware < 6.4 Yes
Hardware siemens scalance_xm408-4c - No
Operating System siemens scalance_xm416-4c_l3_firmware < 6.4 Yes
Hardware siemens scalance_xm416-4c_l3 - No
Operating System siemens scalance_xm408-8c_l3_firmware < 6.4 Yes
Hardware siemens scalance_xm408-8c_l3 - No
Operating System siemens scalance_xm408-4c_l3_firmware < 6.4 Yes
Hardware siemens scalance_xm408-4c_l3 - No
References