中危 nextcloud nextcloud 通过日志文件的信息暴露
CVE编号
CVE-2021-32801利用情况
POC 已公开补丁情况
官方补丁披露时间
2021-09-08漏洞描述
Nextcloud server is an open source, self hosted personal cloud. In affected versions logging of exceptions may have resulted in logging potentially sensitive key material for the Nextcloud Encryption-at-Rest functionality. It is recommended that the Nextcloud Server is upgraded to 20.0.12, 21.0.4 or 22.1.0. If upgrading is not an option users are advised to disable system logging to resolve this issue until such time that an upgrade can be performed Note that ff you do not use the Encryption-at-Rest functionality of Nextcloud you are not affected by this bug.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 | nextcloud | nextcloud | * | Up to (excluding) 20.0.12 | |||||
| 运行在以下环境 | |||||||||
| 应用 | nextcloud | nextcloud | * | From (including) 21.0.0 | Up to (excluding) 21.0.4 | ||||
| 运行在以下环境 | |||||||||
| 应用 | nextcloud | nextcloud | * | From (including) 22.0.0 | Up to (excluding) 22.1.0 | ||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | nextcloud | * | Up to (excluding) 20.0.12-lp152.3.12.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.3 | nextcloud | * | Up to (excluding) 20.0.12-bp153.2.6.1 | |||||
- 攻击路径 本地
- 攻击复杂度 容易
- 权限要求 无需权限
- 影响范围 全局影响
- EXP成熟度 POC 已公开
- 补丁情况 官方补丁
- 数据保密性 数据泄露
- 数据完整性 无影响
- 服务器危害 无影响
- 全网数量 N/A
| CWE-ID | 漏洞类型 |
| CWE-532 | 通过日志文件的信息暴露 |
Exp相关链接
- avd.aliyun.com
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