bigbluebutton bigbluebutton 在web页面生成时对输入的转义处理不恰当（跨站脚本）
CVE编号
CVE-2022-31065利用情况
暂无补丁情况
N/A披露时间
2022-06-28漏洞描述
BigBlueButton is an open source web conferencing system. In affected versions an attacker can embed malicious JS in their username and have it executed on the victim's client. When a user receives a private chat from the attacker (whose username contains malicious JavaScript), the script gets executed. Additionally when the victim receives a notification that the attacker has left the session. This issue has been patched in version 2.4.8 and 2.5.0. There are no known workarounds for this issue.解决建议
建议您更新当前系统或软件至最新版，完成漏洞的修复。受影响软件情况
| # | 类型 | 厂商 | 产品 | 版本 | 影响面 | ||||
| 1 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 运行在以下环境 | |||||||||
| 应用 | bigbluebutton | bigbluebutton | * | From (including) 2.4 | Up to (excluding) 2.4.8 | ||||
| 运行在以下环境 | |||||||||
| 应用 | bigbluebutton | bigbluebutton | 2.3.0 | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | bigbluebutton | bigbluebutton | 2.4.9 | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | bigbluebutton | bigbluebutton | 2.5 | - | |||||
- 攻击路径 网络
- 攻击复杂度 低
- 权限要求 无
- 影响范围 已更改
- 用户交互 需要
- 可用性 无
- 保密性 低
- 完整性 低
| CWE-ID | 漏洞类型 |
| CWE-79 | 在Web页面生成时对输入的转义处理不恰当（跨站脚本） |
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