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[email protected]CVE-2020-28393

HistoryMay 12, 2021 - 2:15 p.m.

CVE-2020-28393

2021-05-1214:15:11

CWE-682

[email protected]

web.nvd.nist.gov

cve-2020-28393

unauthenticated

remote attacker

denial-of-service

ospf

scalance xm-400

scalance xr-500

nvd

7.1 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.002 Low

EPSS

Percentile

61.4%

JSON

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).

Affected configurations

NVD

Node

siemensscalance_xm-400_firmwareRange<6.4

AND

siemensscalance_xm-400Match-

Node

siemensscalance_xr524_firmwareRange<6.4

AND

siemensscalance_xr524Match-

Node

siemensscalance_xr526_firmwareRange<6.4

AND

siemensscalance_xr526Match-

Node

siemensscalance_xr528_firmwareRange<6.4

AND

siemensscalance_xr528Match-

Node

siemensscalance_xr552_firmwareRange<6.4

AND

siemensscalance_xr552Match-

Node

siemensscalance_xm416-4c_firmwareRange<6.4

AND

siemensscalance_xm416-4cMatch-

Node

siemensscalance_xm408-8c_firmwareRange<6.4

AND

siemensscalance_xm408-8cMatch-

Node

siemensscalance_xm408-4c_firmwareRange<6.4

AND

siemensscalance_xm408-4cMatch-

Node

siemensscalance_xm416-4c_l3_firmwareRange<6.4

AND

siemensscalance_xm416-4c_l3Match-

Node

siemensscalance_xm408-8c_l3_firmwareRange<6.4

AND

siemensscalance_xm408-8c_l3Match-

Node

siemensscalance_xm408-4c_l3_firmwareRange<6.4

AND

siemensscalance_xm408-4c_l3Match-

CPENameOperatorVersion
siemens:scalance_xm-400_firmwaresiemens scalance xm-400 firmwarelt6.4

CPE	Name	Operator	Version
siemens:scalance_xm-400_firmware	siemens scalance xm-400 firmware	lt	6.4

CNA Affected

[
  {
    "product": "SCALANCE XM-400, XR-500",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "All versions prior to v6.4"
      }
    ]
  }
]

References

cert-portal.siemens.com/productcert/pdf/ssa-116379.pdf

us-cert.cisa.gov/ics/advisories/icsa-21-131-10

Social References

7.1 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.002 Low

EPSS

Percentile

61.4%

JSON

Related for CVE-2020-28393

nvd1 nessus1 prion1 ics1 cnvd1 cvelist1