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Advisories

ILIAS before 9.24, 10.12, and 11.5 Unrestricted File Upload via QTI Import

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severity
high
date
Affecting

  • ILIAS >= 5.2.8, < 9.24

  • ILIAS >= 10.0, < 10.12

  • ILIAS >= 11.0, < 11.5

CWE
  • CWE-434 Unrestricted Upload of File with Dangerous Type
CVSS
8.7
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Credit
André Schweigert (SchweigertIT)
Description
ILIAS before 9.24, 10.12, and 11.5 contains an unrestricted file upload vulnerability in QTI question import image handling (ilQtiMatImageSecurity) that allows authenticated authors to write executable files. Attackers with question pool import rights can import a crafted archive writing a .htaccess and PHP file to the web-served image directory, achieving remote code execution as the web server user.

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