Home/CVE/Incorrect access control in Chamilo 1.11.* up to 1.11.18 allows a student subscribed to a given course to download docum
CVE

CVE-2023-34958

Incorrect access control in Chamilo 1.11.* up to 1.11.18 allows a student subscribed to a given course to download docum

Incorrect access control in Chamilo 1.11.* up to 1.11.18 allows a student subscribed to a given course to download documents belonging to another student if they know the document's ID.

MEDIUM · CVSS 4.3 EPSS 0.00187
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-863Incorrect Authorization
▤

Affected Products & Versions

1
chamilo lms>= 1.11.0 and <= 1.11.18
▣

Scoring & Timeline

4.3
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD08 Jun 2023 · 07:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/chamilo/chamilo-lms/commit/0c1c29db18856a6f25e21d0405dda2c20b35ff3aPatch
https://support.chamilo.org/projects/1/wiki/Security_issues#Issue-109-2023-04-15-Moderate-impact-Moderate-risk-IDOR-in-workstudent-publicationIssue TrackingVendor Advisory
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