Arbitrary file upload in Youdiancms

CVE-2024-3117

A vulnerability classified as critical was found in YouDianCMS up to 9.5.12. This vulnerability affects unknown code of the file App\Lib\Action\Admin\ChannelAction.class.php. The manipulation of the argument file leads to unrestricted upload. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-258778 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Vulnerability class: Unrestricted File Upload

EPSS: 0.006 (45.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L.

Affected products

  • Youdiancms
  • N/a Youdiancms — versions 9.5.0, 9.5.1, 9.5.2

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
  • cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
  • cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
  • cna@vuldb.com (exploit, broken-link, Broken Link)

Frequently asked questions

What is CVE-2024-3117?
CVE-2024-3117 is a medium-severity vulnerability in Youdiancms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 4.7/10. Published 2024-03-31.
How severe is CVE-2024-3117?
Medium severity. CVSS v3 base score is 4.7 out of 10.
Is CVE-2024-3117 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.