6.5

CVE-2022-31064

Exploit

Cross site scripting in username that will trigger by sending chat

XSS in username that will trigger by sending chat

BigBlueButton is an open source web conferencing system. Users in meetings with private chat enabled are vulnerable to a cross site scripting attack in affected versions. The attack occurs when the attacker (with xss in the name) starts a chat. in the victim's client the JavaScript will be executed. This issue has been addressed in version 2.4.8 and 2.5.0. There are no known workarounds for this issue.
Mögliche Gegenmaßnahme
Server: No workarounds.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
BigBlueButton ≫ BigBlueButton Version >= 2.4 < 2.4.8
BigBlueButton ≫ BigBlueButton Version2.3.0
BigBlueButton ≫ BigBlueButton Version2.4.9
BigBlueButton ≫ BigBlueButton Version2.5 Updatealpha1
BigBlueButton ≫ BigBlueButton Version2.5 Updatealpha2
BigBlueButton ≫ BigBlueButton Version2.5 Updatealpha3
BigBlueButton ≫ BigBlueButton Version2.5 Updatealpha4
BigBlueButton ≫ BigBlueButton Version2.5 Updatealpha5
BigBlueButton ≫ BigBlueButton Version2.5 Updatealpha6
BigBlueButton ≫ BigBlueButton Version2.5 Updatebeta1
BigBlueButton ≫ BigBlueButton Version2.5 Updatebeta2
BigBlueButton ≫ BigBlueButton Version2.5 Updaterc.1
BigBlueButton ≫ BigBlueButton Version2.5 Updaterc.2
BigBlueButton ≫ BigBlueButton Version2.5 Updaterc.3
BigBlueButton ≫ BigBlueButton Version2.5 Updaterc.4
Weitere Schwachstelleninformationen
SystemBigBlueButton
≫
Produkt Server
Version >= 0.0.0, < 2.4.8
Version >= 2.5.0, < 2.5.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.18% 0.636
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
nvd@nist.gov 2.1 3.9 2.9
AV:N/AC:H/Au:S/C:N/I:P/A:N
security-advisories@github.com 6.5 2.3 3.7
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/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.

http://packetstormsecurity.com/files/167682/BigBlueButton-2.3-2.4.7-Cross-Site-Scripting.html
Third Party Advisory
Exploit
VDB Entry
http://seclists.org/fulldisclosure/2022/Jun/52
Third Party Advisory
Exploit
Mailing List
https://github.com/bigbluebutton/bigbluebutton/pull/15067
Patch
Third Party Advisory
Release Notes
https://github.com/bigbluebutton/bigbluebutton/pull/15090
Patch
Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-hwv2-5pf5-hr87
Patch
Third Party Advisory
https://pentests.nl/pentest-blog/stored-xss-in-bigbluebutton/
Third Party Advisory
Exploit
https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-hwv2-5pf5-hr87
Third Party Advisory