5.4

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 Version 2.3.0
BigBlueButton ≫ BigBlueButton Version 2.4.9
BigBlueButton ≫ BigBlueButton Version 2.5 Update alpha1
BigBlueButton ≫ BigBlueButton Version 2.5 Update alpha2
BigBlueButton ≫ BigBlueButton Version 2.5 Update alpha3
BigBlueButton ≫ BigBlueButton Version 2.5 Update alpha4
BigBlueButton ≫ BigBlueButton Version 2.5 Update alpha5
BigBlueButton ≫ BigBlueButton Version 2.5 Update alpha6
BigBlueButton ≫ BigBlueButton Version 2.5 Update beta1
BigBlueButton ≫ BigBlueButton Version 2.5 Update beta2
BigBlueButton ≫ BigBlueButton Version 2.5 Update rc.1
BigBlueButton ≫ BigBlueButton Version 2.5 Update rc.2
BigBlueButton ≫ BigBlueButton Version 2.5 Update rc.3
BigBlueButton ≫ BigBlueButton Version 2.5 Update rc.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 1.21% 0.648
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 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
NIST 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