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CVE-2024-40886— One-click Client-Side Path Traversal Leading to CSRF in User Management admin page

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。 Mattermost 9.9.x版本至9.9.1版本、9.5.x版本至9.5.7版本、9.10.x版本至9.10.0版本和9.8.x版本至9.8.2版本存在安全漏洞，该漏洞源于无法清理用于重定向的前端用户输入，这允许一键式客户端路径遍历，从而导致系统控制台的用户管理页面中出现跨站请求伪造。

CVSS 4.6 · Medium EPSS 0.20% · P9
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I. Basic Information for CVE-2024-40886

Vulnerability Information
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Vulnerability Title
One-click Client-Side Path Traversal Leading to CSRF in User Management admin page
Source: CVE Program / CVE List V5
Vulnerability Description
Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.x <= 9.10.0, 9.8.x <= 9.8.2 fail to sanitize user inputs in the frontend that are used for redirection which allows for a one-click client-side path traversal that is leading to CSRF in User Management page of the system console.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
跨站请求伪造(CSRF)
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。 Mattermost 9.9.x版本至9.9.1版本、9.5.x版本至9.5.7版本、9.10.x版本至9.10.0版本和9.8.x版本至9.8.2版本存在安全漏洞，该漏洞源于无法清理用于重定向的前端用户输入，这允许一键式客户端路径遍历，从而导致系统控制台的用户管理页面中出现跨站请求伪造。
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 9.9.0 ~ 9.9.1 -

II. Public POCs for CVE-2024-40886

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III. Intelligence Information for CVE-2024-40886

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Same Patch Batch · Mattermost · 2024-08-22 · 10 CVEs total

CVE-2024-42497 6.0 MEDIUM Insufficient permissions checks on teams
CVE-2024-42411 5.3 MEDIUM User creation date manipulation in POST /api/v4/users
CVE-2024-39810 4.9 MEDIUM Server crash via Elasticsearch certificate file
CVE-2024-39836 4.8 MEDIUM Munged email address used for password resets and notifications
CVE-2024-8071 4.7 MEDIUM System Role with edit access to permissions can elevate themselves to system admin
CVE-2024-32939 4.3 MEDIUM Email addresses of remote users visible in props regardless of server settings
CVE-2024-43813 4.3 MEDIUM IDOR when marking read a user's channel
CVE-2024-43780 4.3 MEDIUM Unauthorized channel file upload
CVE-2024-40884 2.7 LOW Unauthorized disabling of invite URL

IV. Related Vulnerabilities

Same product: Mattermost
Same vendor: Mattermost
Same weakness: CWE-352

V. Comments for CVE-2024-40886

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