CVE-2023-42804 (GCVE-0-2023-42804)
Vulnerability from cvelistv5
Published
2023-10-30 18:14
Modified
2024-09-05 20:23
Severity ?
3.1 (Low) - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
CWE
  • CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Summary
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.
References
security-advisories@github.comhttps://github.com/bigbluebutton/bigbluebutton/pull/15960Third Party Advisory
security-advisories@github.comhttps://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-3qjg-229m-vq84Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/bigbluebutton/bigbluebutton/pull/15960Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-3qjg-229m-vq84Third Party Advisory
Impacted products
Vendor Product Version
bigbluebutton bigbluebutton Version: < 2.6.0-beta.1
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