CVE编号
CVE-2021-29157利用情况
暂无补丁情况
官方补丁披露时间
2021-06-28漏洞描述
Dovecot before 2.3.15 allows ../ Path Traversal. An attacker with access to the local filesystem can trick OAuth2 authentication into using an HS256 validation key from an attacker-controlled location. This occurs during use of local JWT validation with the posix fs driver.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。
参考链接 |
|
|---|---|
| https://dovecot.org/security | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://security.gentoo.org/glsa/202107-41 | |
| https://www.openwall.com/lists/oss-security/2021/06/28/1 |
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 | dovecot | dovecot | * |
From (including) 2.3.11 |
Up to (excluding) 2.3.15 |
||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | dovecot | * |
Up to (excluding) 2.3.15-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | dovecot | * |
Up to (excluding) 2.3.15-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | dovecot | * |
Up to (excluding) 2.3.15-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | dovecot | * |
Up to (excluding) 2.3.15-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | dovecot | * |
Up to (excluding) 2.3.15-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | dovecot | * |
Up to (excluding) 2.3.15-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | dovecot | * |
Up to (excluding) 2.3.15-1.fc33 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | dovecot | * |
Up to (excluding) 2.3.15-1.fc34 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | dovecot | * |
Up to (excluding) 2.3.11.3-lp152.2.9.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | dovecot | * |
Up to (excluding) 2.3.15-lp152.2.12.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.3 | dovecot | * |
Up to (excluding) 2.3.11.3-55.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.3 | dovecot | * |
Up to (excluding) 2.3.15-58.3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.04 | dovecot | * |
Up to (excluding) 1:2.3.13+dfsg1-1ubuntu1.1 |
|||||
- 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 有限影响
- EXP成熟度 N/A
- 补丁情况 官方补丁
- 数据保密性 N/A
- 数据完整性 无影响
- 服务器危害 无影响
- 全网数量 N/A
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