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IcscertCVELIST:CVE-2021-43935

HistoryDec 15, 2021 - 6:05 p.m.

CVE-2021-43935 ICSMA-21-343-01 Hillrom Welch Allyn Cardio Products

2021-12-1518:05:16

CWE-288

icscert

www.cve.org

hillrom

welch allyn

sso

improper authentication

active directory

vulnerability

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.6

Confidence

High

EPSS

0.002

Percentile

59.4%

JSON

The impacted products, when configured to use SSO, are affected by an improper authentication vulnerability. This vulnerability allows the application to accept manual entry of any active directory (AD) account provisioned in the application without supplying a password, resulting in access to the application as the supplied AD account, with all associated privileges.

CNA Affected

[
  {
    "product": "Welch Allyn Q-Stress Cardiac Stress Testing System",
    "vendor": "Hillrom",
    "versions": [
      {
        "lessThanOrEqual": "6.3.1",
        "status": "affected",
        "version": "6.0.0",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "Welch Allyn X-Scribe Cardiac Stress Testing System",
    "vendor": "Hillrom",
    "versions": [
      {
        "lessThanOrEqual": "6.3.1",
        "status": "affected",
        "version": "5.01",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "Welch Allyn Diagnostic Cardiology Suite",
    "vendor": "Hillrom",
    "versions": [
      {
        "status": "affected",
        "version": "2.1.0"
      }
    ]
  },
  {
    "product": "Welch Allyn Vision Express",
    "vendor": "Hillrom",
    "versions": [
      {
        "lessThanOrEqual": "6.4.0",
        "status": "affected",
        "version": "6.1.0",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "Welch Allyn H-Scribe Holter Analysis System",
    "vendor": "Hillrom",
    "versions": [
      {
        "lessThanOrEqual": "6.4.0",
        "status": "affected",
        "version": "5.01",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "Welch Allyn R-Scribe Resting ECG System",
    "vendor": "Hillrom",
    "versions": [
      {
        "lessThanOrEqual": "7.0.0",
        "status": "affected",
        "version": "5.01",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "Welch Allyn Connex Cardio",
    "vendor": "Hillrom",
    "versions": [
      {
        "lessThanOrEqual": "1.1.1",
        "status": "affected",
        "version": "1.0.0",
        "versionType": "custom"
      }
    ]
  }
]

References

www.cisa.gov/uscert/ics/advisories/icsma-21-343-01

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.6

Confidence

High

EPSS

0.002

Percentile

59.4%

JSON

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