CVE-2021-33199 Information

Description

In Expression Engine before 6.0.3 addonIcon in Addons/file/mod.file.php relies on the untrusted input value of input->get(‘file’) instead of the fixed file names of icon.png and icon.svg.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://github.com/ExpressionEngine/ExpressionEngine/compare/6.0.1…6.0.3#diff-17bcb23e5666fc2dccb79c7133e9eeb701847f67ae84fbde0a673c3fd3d109e0R508 https://github.com/ExpressionEngine/ExpressionEngine/releases/tag/6.0.3

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8