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[email protected]CVE-2021-22276

HistorySep 23, 2021 - 5:15 p.m.

CVE-2021-22276

2021-09-2317:15:11

CWE-354

CWE-200

[email protected]

web.nvd.nist.gov

cve-2021-22276

vulnerability

integrity check bypass

free@home

system access point

nvd

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

6.1 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

HIGH

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

5.4 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

21.0%

JSON

The vulnerability allows a successful attacker to bypass the integrity check of FW uploaded to the free@home System Access Point.

Affected configurations

NVD

Node

abbsystem_access_point_2.0Match-

AND

abbsystem_access_point_2.0_firmwareRange<2.6.4

Node

abbsystem_access_point_127vMatch-

AND

abbsystem_access_point_127v_firmwareRange<2.6.4

Node

abbwl-system_access_point_127vMatch-

AND

abbwl-system_access_point_127v_firmwareRange<2.6.4

Node

abbwl-system_access_pointMatch-

AND

abbwl-system_access_point_firmwareRange<2.6.4

Node

abbwl-system_access_point_2.0Match-

AND

abbwl-system_access_point_2.0_firmwareRange<2.6.4

CPENameOperatorVersion
abb:system_access_point_2.0_firmwareabb system access point 2.0 firmwarelt2.6.4

CPE	Name	Operator	Version
abb:system_access_point_2.0_firmware	abb system access point 2.0 firmware	lt	2.6.4

CNA Affected

[
  {
    "product": "System Access Point",
    "vendor": "ABB",
    "versions": [
      {
        "lessThanOrEqual": "2.6.3",
        "status": "affected",
        "version": "2CKA006200A0156",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "2.6.3",
        "status": "affected",
        "version": "2CKA006200A0155",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "2.6.3",
        "status": "affected",
        "version": "2CKA006220A0240",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "2.6.3",
        "status": "affected",
        "version": "2CKA006220A0136",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "2.6.3",
        "status": "affected",
        "version": "2CKA006200A0130",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "2.6.3",
        "status": "affected",
        "version": "2CKA006200A0105",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "2.6.3",
        "status": "affected",
        "version": "2CKA006200A0071",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "System Access Point",
    "vendor": "Busch-Jaeger",
    "versions": [
      {
        "lessThanOrEqual": "2.6.3",
        "status": "affected",
        "version": "2CKA006220A0031",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "2.6.3",
        "status": "affected",
        "version": "2CKA006200A0154",
        "versionType": "custom"
      }
    ]
  }
]

References

search.abb.com/library/Download.aspx?DocumentID=9AKK107992A6475&LanguageCode=en&DocumentPartId=&Action=Launch

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

6.1 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

HIGH

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

5.4 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

21.0%

JSON

Related for CVE-2021-22276

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