CVE-2021-32925
What it is
admin/user_import.php in Chamilo 1.11.x reads XML data without disabling the ability to load external entities.
At a glance
- Exploitability
- Can be exploited over the network with an admin-level account. High risk of data exposure, service disruption.
- Exploit odds
- 1.7% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.7% in the next 30 days (EPSS).
- Severity: 6.5 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.7% · EPSS, next 30 days
- Weakness
- CWE-611 · XML external entity
- Record status
- Modified
Affected
- Chamilo ≤ 1.11.16
Attack profile CVSS 3.1 · 6.5
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2021-32925.md and follow it. Check whether this project is affected by CVE-2021-32925. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://github.com/andrejspuler/writeups/blob/main/chamilo-lms/README.md#authenticated-rcelfi-in-user-import-via-xml-external-entity---cve-2021-32925
- https://github.com/chamilo/chamilo-lms/commit/e71437c8de809044ba3ae1b181d70857c050a3e9
- https://github.com/andrejspuler/writeups/blob/main/chamilo-lms/README.md#authenticated-rcelfi-in-user-import-via-xml-external-entity---cve-2021-32925
- https://github.com/chamilo/chamilo-lms/commit/e71437c8de809044ba3ae1b181d70857c050a3e9
References
- https://github.com/andrejspuler/writeups/blob/main/chamilo-lms/README.md#authenticated-rcelfi-in-user-import-via-xml-external-entity---cve-2021-32925
- https://github.com/chamilo/chamilo-lms/commit/e71437c8de809044ba3ae1b181d70857c050a3e9
- 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/andrejspuler/writeups/blob/main/chamilo-lms/README.md#authenticated-rcelfi-in-user-import-via-xml-external-entity---cve-2021-32925
- https://github.com/chamilo/chamilo-lms/commit/e71437c8de809044ba3ae1b181d70857c050a3e9
- 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