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IcscertCVELIST:CVE-2021-27444

HistoryMay 16, 2022 - 5:15 p.m.

CVE-2021-27444 Weintek EasyWeb cMT Improper Access Control

2022-05-1617:15:15

CWE-284

icscert

www.cve.org

cve-2021-27444

weintek easyweb

improper access control

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.5

Confidence

High

EPSS

0.002

Percentile

55.3%

JSON

The Weintek cMT product line is vulnerable to various improper access controls, which may allow an unauthenticated attacker to remotely access and download sensitive information and perform administrative actions on behalf of a legitimate administrator.

CNA Affected

[
  {
    "product": "cMT-SVR-1xx/2xx",
    "vendor": "Weintek",
    "versions": [
      {
        "lessThan": "20210305",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "cMT-G01/G02",
    "vendor": "Weintek",
    "versions": [
      {
        "lessThan": "20210209",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "cMT-G03/G04",
    "vendor": "Weintek",
    "versions": [
      {
        "lessThan": "20210222",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "cMT3071/cMT3072/cMT3090/cMT3103/cMT3151",
    "vendor": "Weintek",
    "versions": [
      {
        "lessThan": "20210218",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "cMT-HDM",
    "vendor": "Weintek",
    "versions": [
      {
        "lessThan": "20210204",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "cMT-FHD",
    "vendor": "Weintek",
    "versions": [
      {
        "lessThan": "20210208",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "cMT-CTRL01",
    "vendor": "Weintek",
    "versions": [
      {
        "lessThan": "20210302",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

dl.weintek.com/public/Document/TEC/TEC21001E_cMT_EasyWeb_V1_Security_Issues.pdf

www.cisa.gov/uscert/ics/advisories/icsa-21-082-01

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.5

Confidence

High

EPSS

0.002

Percentile

55.3%

JSON

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