BigBlueButton is an open-source virtual classroom. BigBlueButton prior to version 2.6.0-beta.1 has a path traversal vulnerability that allows an attacker with a valid starting folder path, to traverse and read other files without authentication, assuming the files have certain extensions (txt, swf, svg, png). In version 2.6.0-beta.1, input validation was added on the parameters being passed and dangerous characters are stripped. There are no known workarounds.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2023-10-30T18:14:41.419Z

Updated: 2024-09-05T20:23:14.540Z

Reserved: 2023-09-14T16:13:33.306Z

Link: CVE-2023-42804

cve-icon Vulnrichment

Updated: 2024-08-02T19:30:24.724Z

cve-icon NVD

Status : Analyzed

Published: 2023-10-30T19:15:08.037

Modified: 2023-11-07T23:17:42.680

Link: CVE-2023-42804

cve-icon Redhat

No data.