CVE-2023-3533 | BDVDB-2026-217808 Detail

ChamiloChamilo

Description#

Path traversal in file upload functionality in `/main/webservices/additional_webservices.php` in Chamilo LMS <= v1.11.20 allows unauthenticated attackers to perform stored cross-site scripting attacks and obtain remote code execution via arbitrary file write.

Impact#

CAPEC-139 Relative Path Traversal

Weaknesses#

CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

References#

Exploit#

No public exploit known

History#

Version 12023-11-28Record published in the CVE List.
Version 22024-08-02Most recent update recorded in the CVE List.

Published

Published: 2023-11-28
Last modified: 2024-08-02

Vendor information

Vendor: Chamilo
Product: Chamilo

All Chamilo vulnerabilities

Score

9.8 Critical

EPSS

3.4%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 89.2.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Path Traversal

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
<= 1.11.20
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

9.8 Critical

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).