CVE-2022-2408— Guest accounts can list all public channels
Quick assessment
Affected
Mattermost Mattermost
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Mattermost是美国Mattermost公司的一个开源协作平台。Guest是一个应用产品。 Mattermost 6.7.0版本及之前版本存在安全漏洞，该漏洞源于访客帐户功能无法正确限制权限。
Possible ATT&CK Techniques 1 AI
T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2022-2408
Vulnerability Information
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Vulnerability Title
Guest accounts can list all public channels
Source: CVE Program / CVE List V5
Vulnerability Description
The Guest account feature in Mattermost version 6.7.0 and earlier fails to properly restrict the permissions, which allows a guest user to fetch a list of all public channels in the team, in spite of not being part of those channels.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Mattermost 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mattermost是美国Mattermost公司的一个开源协作平台。Guest是一个应用产品。 Mattermost 6.7.0版本及之前版本存在安全漏洞，该漏洞源于访客帐户功能无法正确限制权限。
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 | unspecified ~ 6.3.8 | - |
|
II. Public POCs for CVE-2022-2408
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2022-2408 (1)
-
https://mattermost.com/security-updates/ x_refsource_MISC
Same Patch Batch · Mattermost · 2022-07-14 · 3 CVEs total
| CVE-2022-2401 | 6.5 MEDIUM | Team members could access sensitive information of other users via an API call |
| CVE-2022-2406 | 4.3 MEDIUM | Malicious imports can lead to Denial of Service |
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Same weakness: CWE-200
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V. Comments for CVE-2022-2408
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