CVE-2023-0943
Published: 21 February 2023
Summary
CVE-2023-0943 is a medium-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability in Best Pos Management System Project Best Pos Management System. Its CVSS base score is 4.7 (Medium).
Operationally, ranked in the top 9.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
CVE-2023-0943 is an unrestricted file upload vulnerability classified under CWE-434 and rated 4.7 on CVSS 3.1. It affects the Image Handler component in SourceCodester Best POS Management System version 1.0, specifically the save_settings function in the file index.php?page=site_settings, where the img argument can be manipulated to accept arbitrary file paths.
An authenticated attacker with high privileges can exploit the flaw remotely by supplying a path-traversal payload such as ../../shell.php, resulting in the ability to upload and potentially execute arbitrary files with limited effects on confidentiality, integrity, and availability.
The provided references point only to VulDB entries and contain no details on patches, workarounds, or official mitigation guidance. The associated EPSS scores remain low and essentially flat.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-12929
Vulnerability details
A vulnerability, which was classified as problematic, has been found in SourceCodester Best POS Management System 1.0. This issue affects the function save_settings of the file index.php?page=site_settings of the component Image Handler. The manipulation of the argument img with the…
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input ../../shell.php leads to unrestricted upload. The attack may be initiated remotely. The associated identifier of this vulnerability is VDB-221591.
- 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.