CVE-2023-3643

Path Traversal in Carel Boss Mini Firmware 1.4.0

Public PoCHigh EPSSPath Traversal

Published

12 July 2023

Modified

21 November 2024

CVSS Score v3.1 7.3

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Raw vector

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

EPSS Score 0.75 99.5th percentile

Risk Priority 82 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2023-3643 is a high-severity External Control of File Name or Path (CWE-73) vulnerability in Carel Boss Mini Firmware. Its CVSS base score is 7.3 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique NTDS (T1003.003); ranked in the top 0.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

Deeper analysis AI-assisted summary

Synthesised by an AI model from the NVD description and linked references — a reading aid, not an authoritative source.

CVE-2023-3643 is a critical file inclusion vulnerability in Boss Mini version 1.4.0 Build 6221. It resides in an unspecified portion of the boss/servlet/document file, where unsanitized input to the path argument allows an attacker to include arbitrary files on the server.

The flaw can be triggered remotely by unauthenticated attackers without user interaction. Successful exploitation grants limited read, write, and impact capabilities on the affected system, consistent with the CVSS 7.3 rating under CWE-73.

Public references, primarily Vuldb entries and an associated proof-of-concept disclosure, contain no vendor patch or mitigation guidance. The EPSS score reached a peak of 0.4755 and currently stands at 0.3630, indicating moderate and sustained exploitation interest after public disclosure.

OWASP Top 10 for Web (2025)

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2023-44287

Vulnerability Data

A vulnerability was found in Boss Mini 1.4.0 Build 6221. It has been classified as critical. This affects an unknown part of the file boss/servlet/document. The manipulation of the argument path leads to file inclusion. It is possible to initiate…

the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-233889 was assigned to this vulnerability.

CWE(s): CWE-73 NVD-CWE-Other

Related Threats

MITRE ATT&CK Enterprise Techniques

T1003.003 NTDS Credential Access

Adversaries may attempt to access or create a copy of the Active Directory domain database in order to steal credential information, as well as obtain other information about domain members such as devices, users, and access rights.

attack.mitre.org →

T1003.005 Cached Domain Credentials Credential Access

Adversaries may attempt to access cached domain credentials used to allow authentication to occur in the event a domain controller is unavailable.

attack.mitre.org →

T1005 Data from Local System Collection

Adversaries may search local system sources, such as file systems, configuration files, local databases, virtual machine files, or process memory, to find files of interest and sensitive data prior to Exfiltration.

attack.mitre.org →

T1007 System Service Discovery Discovery

Adversaries may try to gather information about registered local system services.

attack.mitre.org →

T1010 Application Window Discovery Discovery

Adversaries may attempt to get a listing of open application windows.

attack.mitre.org →

T1012 Query Registry Discovery

Adversaries may interact with the Windows Registry to gather information about the system, configuration, and installed software.

attack.mitre.org →

Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2023-4191Shared CWE-73

CVE-2023-4634Shared CWE-73

CVE-2026-103398Shared CWE-73

CVE-2026-30276Shared CWE-73

CVE-2026-16987Shared CWE-73

CVE-2025-24054Shared CWE-73

CVE-2025-8048Shared CWE-73

CVE-2025-1730Shared CWE-73

CVE-2024-11838Shared CWE-73

CVE-2026-29962Shared CWE-73

Affected Assets

carel

boss mini firmware

1.4.0

Mitigating Controls

Control response

Prevent

Stop it (NIST 800-53)

—

Detect

Catch it (NIST detect / respond)

—

Harden

Shrink the surface (DISA STIG)

—

Validate

Prove the fix (OWASP ASVS)

V5.3.2

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SI-10 Information Input Validation

addresses: CWE-73

Rejects externally supplied file or resource identifiers that fail validity checks.

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.AA-05 partial match

blocks

Least-privilege file authorization directly limits damage from externally controlled paths.

PR.PS-06 partial match

blocks

Secure SDLC practices include input validation and path sanitization that eliminate this weakness.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.5.14 Information transfer partial match

removes

A.5.15 Access control partial match

removes

A.5.16 Identity management partial match

removes

A.5.17 Authentication information partial match

removes

A.5.18 Access rights partial match

removes

A.8.10 Information deletion partial match

removes