High severity · published Nov 28, 2023
CVE-2023-4225
Chamilo LMS File Upload Functionality Remote Code Execution
8.8
CVSS
1.8%
EPSS
No
On KEV
Description
Unrestricted file upload in `/main/inc/ajax/exercise.ajax.php` in Chamilo LMS <= v1.11.24 allows authenticated attackers with learner role to obtain remote code execution via uploading of PHP files.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.8% · higher than 79% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CH
Chamilo · Chamilo
through 1.11.24 · source: vendor, CISA
CL
Chamilo Lms · Chamilo
through 1.11.24 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-4225
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-4225
Patch
https://github.com/chamilo/chamilo-lms/commit/6f32625a012d5de2dfe8edbccb4ed14a85e310d4
Patch
https://github.com/chamilo/chamilo-lms/commit/e864127a440c2cab0eb62c113a04e2e904543a1f
Patch
https://github.com/chamilo/chamilo-lms/commit/f3d62b65ad60d68096c2674d5695339f04de0b8a
Exploit
https://starlabs.sg/advisories/23/23-4225
Issue Tracking
https://support.chamilo.org/projects/chamilo-18/wiki/security_issues#Issue-129-2023-09-04-Critical-impact-Moderate-risk-Authenticated-users-may-gain-unauthenticated-RCE-CVE-2023-4223CVE-2023-4224CVE-2023-4225CVE-2023-4226
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