CVE-2023-2034
Published: 14 April 2023
Summary
CVE-2023-2034 is a high-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability in Froxlor Froxlor. Its CVSS base score is 8.8 (High).
Operationally, ranked in the top 7.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
CVE-2023-2034 is an unrestricted file upload vulnerability (CWE-434) affecting the froxlor open-source server management panel in versions prior to 2.0.14. The flaw permits upload of files with arbitrary and dangerous extensions or content types, carrying a CVSS 3.1 base score of 8.8 under the vector AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
An authenticated user with low privileges can exploit the issue over the network to place malicious files on the server, enabling subsequent code execution, data compromise, or full system control depending on the web-server configuration and file-handling logic.
The referenced GitHub commit f36bc61fc74c85a21c8d31448198b11f96eb3bc6 and the associated huntr.dev report document the fix that was merged into release 2.0.14; administrators should upgrade to that version or later to eliminate the unrestricted-upload path.
EPSS scores have remained low and essentially flat (current 0.0895, peak 0.0901), indicating no significant post-disclosure surge in observed exploitation interest.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-1383
Vulnerability details
Unrestricted Upload of File with Dangerous Type in GitHub repository froxlor/froxlor prior to 2.0.14.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
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.
Requiring identifiable owners for portable devices reduces the attack surface for unrestricted uploads of dangerous file types via anonymous media.
Dangerous file uploads can be detonated in the chamber to determine malice before any production write or execution occurs.
Prevents unrestricted writing of arbitrary or malicious firmware by keeping hardware write-protect enabled except under tightly controlled manual procedures.
Scans files from external sources on download/open/execute, blocking unrestricted uploads of dangerous file types.