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bigbluebutton bigbluebutton vulnerabilities and exploits
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NA
CVE-2022-41961
BigBlueButton is an open source web conferencing system. Versions before 2.4-rc-6 are subject to Ineffective user bans. The attacker could register multiple users, and join the meeting with one of them. When that user is banned, they could still join the meeting with the remainin...
Bigbluebutton Bigbluebutton 2.4
Bigbluebutton Bigbluebutton
NA
CVE-2023-42803
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 validat...
Bigbluebutton Bigbluebutton 2.6.0
Bigbluebutton Bigbluebutton
NA
CVE-2023-42804
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 ex...
Bigbluebutton Bigbluebutton 2.6.0
Bigbluebutton Bigbluebutton
NA
CVE-2022-23488
BigBlueButton is an open source web conferencing system. Versions before 2.4-rc-6 are vulnerable to Insertion of Sensitive Information Into Sent Data. The moderators-only webcams lock setting is not enforced on the backend, which allows an malicious user to subscribe to viewers...
Bigbluebutton Bigbluebutton 2.4
Bigbluebutton Bigbluebutton
570
VMScore
CVE-2020-27607
In BigBlueButton prior to 2.2.28 (or earlier), the client-side Mute button only signifies that the server should stop accepting audio data from the client. It does not directly configure the client to stop sending audio data to the server, and thus a modified server could store t...
Bigbluebutton Bigbluebutton
356
VMScore
CVE-2022-29234
BigBlueButton is an open source web conferencing system. Starting in version 2.2 and prior to versions 2.3.18 and 2.4.1, an attacker could send messages to a locked chat within a grace period of 5s any lock setting in the meeting was changed. The attacker needs to be a participan...
Bigbluebutton Bigbluebutton
356
VMScore
CVE-2020-25820
BigBlueButton prior to 2.2.7 allows remote authenticated users to read local files and conduct SSRF attacks via an uploaded Office document that has a crafted URL in an ODF xlink field.
Bigbluebutton Bigbluebutton
NA
CVE-2020-27601
In BigBlueButton prior to 2.2.7, lockSettingsProps.disablePrivateChat does not apply to already opened chats. This occurs in bigbluebutton-html5/imports/ui/components/chat/service.js.
Bigbluebutton Bigbluebutton
NA
CVE-2020-27602
BigBlueButton prior to 2.2.7 does not have a protection mechanism for separator injection in meetingId, userId, and authToken.
Bigbluebutton Bigbluebutton
668
VMScore
CVE-2020-27605
BigBlueButton up to and including 2.2.28 uses Ghostscript for processing of uploaded EPS documents, and consequently may be subject to attacks related to a "schwache Sandbox."
Bigbluebutton Bigbluebutton
VMScore
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2023-40673
CVE-2024-36674
CVE-2024-27348
unspecified
CVE-2024-24919
CVE-2024-4870
malicious code
CVE-2024-2019
hard-coded
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