CVE-2023-42803

BigBlueButton Unrestricted File Upload vulnerability

Published Oct 30, 2023 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
BigBlueButton is an open-source virtual classroom. BigBlueButton prior to version 2.6.0-beta.2 is vulnerable to unrestricted file upload, where the insertDocument API call does not validate the given file extension before saving the file, and does not remove it in case of validation failures. BigBlueButton 2.6.0-beta.2 contains a patch. There are no known workarounds.

Analysis

No analysis available yet

Remediation

No remediation available yet

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-47230 BigBlueButton is an open-source virtual classroom. BigBlueButton prior to version 2.6.0-beta.2 is vulnerable to unrestricted file upload, where the insertDocument API call does not validate the given file extension before saving the file, and does not remove it in case of validation failures. BigBlueButton 2.6.0-beta.2 contains a patch. There are no known workarounds.
History

No history.

Weaknesses
  • CWE-434

    Unrestricted Upload of File with Dangerous Type

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Sep 6, 2024, 8:12 PM
Reserved
Sep 14, 2023, 4:13 PM
Status
Modified
Published
Oct 30, 2023, 7:15 PM
Modified
Jun 17, 2026, 6:24 AM