CVE-2021-44159

4MOSAn GCB Doctor - Unrestricted Upload of File

View on CVE.org

Published Dec 20, 2021 CVSS 3.1 · 9.8 Critical EPSS 3.5% KEV · Not listed

Description

4MOSAn GCB Doctor’s file upload function has improper user privilege control. A remote attacker can upload arbitrary files including webshell files without authentication and execute arbitrary code in order to perform arbitrary system operations or deny of service attack.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

4MOSAn

GCB Doctor

affected

Version	Status	Constraints
`unspecified`	affected	≤ 20210811(2.0)

Configuration 1 [-]

cpe:2.3:a:4mosan:gcb_doctor:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

Vendor Solution

Update 4MOSAn GCB Doctor version to 20210916(v2.0)

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-31009	4MOSAn GCB Doctor’s file upload function has improper user privilege control. A remote attacker can upload arbitrary files including webshell files without authentication and execute arbitrary code in order to perform arbitrary system operations or deny of service attack.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

Exploit prediction score: 3.5% (3.521% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.twcert.org.tw/tw/cp-132-5395-eee40-1.html

History

No history.

Subscriptions

4mosan Gcb Doctor

Weaknesses

CWE-434

Sources

CVE record Updated: Sep 17, 2024, 12:11 AM

Status: PUBLISHED
Assigner: twcert
Published: Dec 20, 2021, 3:10 AM
Updated: Sep 17, 2024, 12:11 AM
Reserved: Nov 23, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 4:11 AM

Status: Modified
Published: Dec 20, 2021, 3:15 AM
Modified: Jun 17, 2026, 4:11 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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