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CVE-2021-32925

Date: May 13, 2021

admin/user_import.php in Chamilo 1.11.x reads XML data without disabling the ability to load external entities.

Language: PHP

Severity Score

Related Resources (6)

https://support.chamilo.org/projects/1/wiki/Security_issues#Issue-58-2021-05-12-High-impact-very-low-risk-LFIRCE-vulnerability-in-users-import
https://www.php.net/manual/en/function.libxml-disable-entity-loader.php
https://github.com/chamilo/chamilo-lms/commit/e71437c8de809044ba3ae1b181d70857c050a3e9
https://nvd.nist.gov/vuln/detail/CVE-2021-32925
https://github.com/andrejspuler/writeups/blob/main/chamilo-lms/README.md#authenticated-rcelfi-in-user-import-via-xml-external-entity---cve-2021-32925
https://www.mend.io/vulnerability-database/CVE-2021-32925

Severity Score

Weakness Type (CWE)

Improper Restriction of XML External Entity Reference ('XXE')

CWE-611

Information Leak / Disclosure

CWE-200

CVSS v3.1

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

CVSS v2

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

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