Cyber Resilience

CVE-2024-37762

CriticalPublic PoC

Published: 01 July 2024

Published
01 July 2024
Modified
30 April 2025
KEV Added
Patch
CVSS Score v3.1 9.9 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.2805 96.6th percentile
Risk Priority 37 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-37762 is a critical-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability in Machform Machform. Its CVSS base score is 9.9 (Critical).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked in the top 3.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

Deeper analysis

MachForm versions up to 21 contain an authenticated unrestricted file upload vulnerability tracked as CVE-2024-37762 and CWE-434. The flaw carries a CVSS 3.1 score of 9.9 and permits remote code execution when an attacker supplies a crafted file through the application's normal upload mechanisms.

An authenticated user with network access can exploit the issue without user interaction or special complexity. Successful exploitation grants the ability to upload and execute arbitrary code on the server, resulting in full compromise of confidentiality, integrity, and availability with changed scope.

The associated EPSS score stands at 0.2805 with no material increase after disclosure. Public references consist of proof-of-concept material hosted on GitHub but contain no official patch or mitigation guidance.

EU & UK References

Vulnerability details

MachForm up to version 21 is affected by an authenticated unrestricted file upload which leads to a remote code execution.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
T1505.003 Web Shell Persistence
Adversaries may backdoor web servers with web shells to establish persistent access to systems.
Why these techniques?

Authenticated unrestricted file upload in MachForm allows creation of forms permitting PHP uploads, enabling unauthenticated attackers to upload and execute malicious PHP files (web shells) for RCE on public-facing web applications.

Affected Assets

machform
machform
≤ 21

Mitigating Controls

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.

addresses: CWE-434

Requiring identifiable owners for portable devices reduces the attack surface for unrestricted uploads of dangerous file types via anonymous media.

addresses: CWE-434

Dangerous file uploads can be detonated in the chamber to determine malice before any production write or execution occurs.

addresses: CWE-434

Prevents unrestricted writing of arbitrary or malicious firmware by keeping hardware write-protect enabled except under tightly controlled manual procedures.

addresses: CWE-434

Scans files from external sources on download/open/execute, blocking unrestricted uploads of dangerous file types.

References