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IcscertCVELIST:CVE-2020-12030

HistorySep 29, 2021 - 7:36 p.m.

CVE-2020-12030 Emerson WirelessHART Gateway

2021-09-2919:36:38

CWE-284

icscert

www.cve.org

10 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.4 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

68.9%

JSON

There is a flaw in the code used to configure the internal gateway firewall when the gateway’s VLAN feature is enabled. If a user enables the VLAN setting, the internal gateway firewall becomes disabled resulting in exposure of all ports used by the gateway.

CNA Affected

[
  {
    "product": "Wireless 1410 Gateway",
    "vendor": "Emerson",
    "versions": [
      {
        "lessThanOrEqual": "4.7.84",
        "status": "affected",
        "version": "4.6.43",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "Wireless 1420 Gateway",
    "vendor": "Emerson",
    "versions": [
      {
        "lessThanOrEqual": "4.7.84",
        "status": "affected",
        "version": "4.6.43",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "Wireless 1552WU Gateway",
    "vendor": "Emerson",
    "versions": [
      {
        "lessThanOrEqual": "4.7.84",
        "status": "affected",
        "version": "4.6.43",
        "versionType": "custom"
      }
    ]
  }
]

References

us-cert.cisa.gov/ics/advisories/icsa-20-135-02

10 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.4 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

68.9%

JSON

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