CVE-2023-48376Network attack vector

Unauthenticated command execution via unrestricted file upload

Published Dec 15, 2023 · Updated Aug 2, 2024

Unrestricted file upload in SmartStar Software CWS Web-Base 10.25 allows remote attackers to execute commands via dangerous file types. The web platform's file-upload function accepts arbitrary files without checking or restricting dangerous file types. No authentication or user interaction is required, and uploaded content can execute arbitrary commands or interrupt the service.

CVSS severity9.8
Critical
EPSS probability0.96%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Unrestricted file upload in SmartStar Software CWS Web-Base 10.25 allows remote attackers to execute commands via dangerous file types. The web platform's file-upload function accepts arbitrary files without checking or restricting dangerous file types. No authentication or user interaction is required, and uploaded content can execute arbitrary commands or interrupt the service.

The record

CVE
CVE-2023-48376
Published
Dec 15, 2023
Updated
Aug 2, 2024
Vendor
SmartStar Software
Product
CWS Web-Base
Classifications
CWE-434, CAPEC-1, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 15, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=v10.25

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

SmartStar Software · CWS Web-Baseversion=v10.25

Published CVSS scores

9.8TWCERT/CCCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-434Unrestricted Upload of File with Dangerous Type
CAPEC-1Accessing Functionality Not Properly Constrained by ACLs
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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