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CVE-2024-39810— Server crash via Elasticsearch certificate file

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 9.5.x版本至9.5.7版本和9.10.x版本至9.10.0版本存在安全漏洞，该漏洞源于未能对ElasticSearch配置中的CA路径文件进行时间限制和大小限制，允许拥有访问系统控制台权限的系统角色将任意文件添加为CA路径字段，并在测试连接后导致应用程序崩溃。

CVSS 4.9 · Medium EPSS 0.46% · P38

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2024-39810

Vulnerability Information
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Vulnerability Title
Server crash via Elasticsearch certificate file
Source: CVE Program / CVE List V5
Vulnerability Description
Mattermost versions 9.5.x <= 9.5.7 and 9.10.x <= 9.10.0 fail to time limit and size limit the CA path file in the ElasticSearch configuration which allows a System Role with access to the Elasticsearch system console to add any file as a CA path field, such as /dev/zero and, after testing the connection, cause the application to crash.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
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 9.5.x版本至9.5.7版本和9.10.x版本至9.10.0版本存在安全漏洞，该漏洞源于未能对ElasticSearch配置中的CA路径文件进行时间限制和大小限制，允许拥有访问系统控制台权限的系统角色将任意文件添加为CA路径字段，并在测试连接后导致应用程序崩溃。
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 9.5.0 ~ 9.5.7 -

II. Public POCs for CVE-2024-39810

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III. Intelligence Information for CVE-2024-39810

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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-2024-39836 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-2024-40886 4.6 MEDIUM One-click Client-Side Path Traversal Leading to CSRF in User Management admin page
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-400

V. Comments for CVE-2024-39810

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