CVE-2024-6318
Published: 04 July 2024
Summary
CVE-2024-6318 is a high-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability in Wbolt Imgspider. Its CVSS base score is 8.8 (High).
Operationally, ranked in the top 6.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
The IMGspider plugin for WordPress is vulnerable to arbitrary file uploads in all versions through 2.3.10. The root cause is missing file-type validation inside the upload_img_file function, which permits an authenticated user to place attacker-controlled files on the server. The issue is tracked as CVE-2024-6318 and carries a CVSS 3.1 score of 8.8.
An attacker with contributor-level or higher privileges can exploit the flaw over the network without user interaction. Successful upload of a malicious file such as a PHP webshell can lead to remote code execution on the affected site, giving the attacker full control over the web server and its data.
Public references include the Wordfence threat-intelligence entry and the official plugin changeset on WordPress Trac (revision 3107741), which document the corrective code change and confirm that an updated release is available.
EPSS for the vulnerability rose from a low baseline to a recorded peak of 0.1484, indicating that exploitation interest increased after disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2024-47434
Vulnerability details
The IMGspider plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'upload_img_file' function in all versions up to, and including, 2.3.10. This makes it possible for authenticated attackers, with contributor-level and above…
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permissions, to upload arbitrary files on the affected site's server which may make remote code execution possible.
- 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.