6.3

CVE-2023-43797

BigBlueButton is an open-source virtual classroom. Prior to versions 2.6.11 and 2.7.0-beta.3, Guest Lobby was vulnerable to cross-site scripting when users wait to enter the meeting due to inserting unsanitized messages to the element using unsafe innerHTML. Text sanitizing was added for lobby messages starting in versions 2.6.11 and 2.7.0-beta.3. There are no known workarounds.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
BigBlueButton ≫ BigBlueButton Version < 2.6.11
BigBlueButton ≫ BigBlueButton Version2.7.0 Updatealpha1
BigBlueButton ≫ BigBlueButton Version2.7.0 Updatealpha2
BigBlueButton ≫ BigBlueButton Version2.7.0 Updatealpha3
BigBlueButton ≫ BigBlueButton Version2.7.0 Updatebeta1
BigBlueButton ≫ BigBlueButton Version2.7.0 Updatebeta2
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.07% 0.218
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.4 2.3 2.7
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
security-advisories@github.com 6.3 2.8 3.4
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.