CVE-2021-37867— Emails of all users are exposed via one of the Boards APIs
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I. Basic Information for CVE-2021-37867
Vulnerability Information
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Vulnerability Title
Emails of all users are exposed via one of the Boards APIs
Source: NVD (National Vulnerability Database)
Vulnerability Description
Mattermost Boards plugin v0.10.0 and earlier fails to protect email addresses of all users via one of the Boards APIs, which allows authenticated and unauthorized users to access this information resulting in sensitive & private information disclosure.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
信息暴露
Source: NVD (National Vulnerability Database)
Vulnerability Title
Mattermost 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mattermost是美国Mattermost公司的一个开源协作平台。 Mattermost Boards 插件 v0.10.0 及更早版本存在安全漏洞，该漏洞允许经过身份验证和未经授权的用户访问此信息，从而导致敏感和私人信息泄露。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Mattermost | Mattermost Boards | unspecified ~ 0.10.0 | - |
II. Public POCs for CVE-2021-37867
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://mattermost.com/security-updates/x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-37867
Same Patch Batch · Mattermost · 2022-01-18 · 4 CVEs total
| CVE-2021-37866 | 4.7 MEDIUM | Session is not invalidated on server-side when user logged out of Boards |
| CVE-2021-37865 | 4.3 MEDIUM | Server-side Denial of Service while processing a specifically crafted GIF file |
| CVE-2021-37864 | 2.6 LOW | Users can view the contents of an archived channel when access is explicitly denied by the |
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