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8.8
CVSSv3

CVE-2023-42803

Published: 30/10/2023 Updated: 07/11/2023
CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8
VMScore: 0
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Vulnerability Summary

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.

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bigbluebutton bigbluebutton 2.6.0

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References

CWE-434https://github.com/bigbluebutton/bigbluebutton/pull/15990https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-w98f-6x8w-xhjchttps://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-26925CVE-2023-41826LFICVE-2022-22364CVE-2024-2887command injectionremote code executionCVE-2024-34446CVE-2022-48699
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