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IcscertCVELIST:CVE-2022-21155

HistoryApr 12, 2022 - 4:11 p.m.

CVE-2022-21155 Fernhill SCADA Uncontrolled Resource Consumption

2022-04-1216:11:56

CWE-400

icscert

www.cve.org

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

0.001 Low

EPSS

Percentile

36.8%

JSON

A specially crafted packet sent to the Fernhill SCADA Server Version 3.77 and earlier may cause an exception, causing the server process (FHSvrService.exe) to exit.

CNA Affected

[
  {
    "platforms": [
      "Windows, Linux, macOS"
    ],
    "product": "SCADA Server ",
    "vendor": "Fernhill",
    "versions": [
      {
        "lessThanOrEqual": "3.77",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

www.cisa.gov/uscert/ics/advisories/icsa-22-006-02

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

0.001 Low

EPSS

Percentile

36.8%

JSON

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