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CVE-2021-33199

Good to know:

Date: August 12, 2021

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.

Language: PHP

Severity Score

7.8

Related Resources (4)

Url: https://github.com/ExpressionEngine/ExpressionEngine/releases/tag/6.0.3

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-33199

Url: https://github.com/ExpressionEngine/ExpressionEngine/compare/6.0.1...6.0.3#diff-17bcb23e5666fc2dccb79c7133e9eeb701847f67ae84fbde0a673c3fd3d109e0R508

Url: https://www.mend.io/vulnerability-database/CVE-2021-33199

Severity Score

7.8

Weakness Type (CWE)

Input Validation

CWE-20

Top Fix

Upgrade Version

Upgrade to version 6.0.3

CVSS v3.1

Base Score:	7.8
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	6.8
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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