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[email protected]CVE-2021-42338

HistoryNov 19, 2021 - 9:15 a.m.

CVE-2021-42338

2021-11-1909:15:06

CWE-285

CWE-287

[email protected]

web.nvd.nist.gov

cve-2021-42338

4mosan gcb

doctor’s login

code injection

authentication bypass

system manipulation

remote attack

file upload

10 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

9.8 High

CVSS3

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

9.9 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

73.9%

JSON

4MOSAn GCB Doctor’s login page has improper validation of Cookie, which allows an unauthenticated remote attacker to bypass authentication by code injection in cookie, and arbitrarily manipulate the system or interrupt services by upload and execution of arbitrary files.

Affected configurations

NVD

Node

4mosangcb_doctorRange≤20210708

CPENameOperatorVersion
4mosan:gcb_doctor4mosan gcb doctorle20210708

CPE	Name	Operator	Version
4mosan:gcb_doctor	4mosan gcb doctor	le	20210708

CNA Affected

[
  {
    "product": "GCB Doctor",
    "vendor": "4MOSAn",
    "versions": [
      {
        "lessThanOrEqual": "20210708(v2.0)",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

www.twcert.org.tw/tw/cp-132-5313-45bde-1.html

Social References

10 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

9.8 High

CVSS3

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

9.9 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

73.9%

JSON

Related for CVE-2021-42338

cvelist1 nvd1 prion1