CVE-2024-7903
Published: 18 August 2024
Summary
CVE-2024-7903 is a medium-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability in Dedebiz Dedebiz. Its CVSS base score is 5.3 (Medium).
Operationally, exploitation aligns with the MITRE ATT&CK technique Web Shell (T1505.003); ranked at the 35.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2024-48744
Vulnerability details
A vulnerability was found in DedeBIZ 6.3.0. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file admin/media_add.php of the component File Extension Handler. The manipulation of the argument upfile1 leads to unrestricted…
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upload. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Unrestricted file upload in admin/media_add.php allows remote attackers to upload malicious files like .phtml webshells for arbitrary code execution, enabling exploitation of public-facing web applications and web shell deployment.
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.