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CVE-2023-48369— Log Flooding due to specially crafted requests in different endpoints

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 存在安全漏洞，该漏洞源于无法限制服务器日志的日志大小，从而允许攻击者向不同端点发送特制请求，从而可能导致日志溢出。

CVSS 4.3 · Medium EPSS 0.63% · P49

Possible ATT&CK Techniques 2 AI

T1074 · Data Staged T1562
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I. Basic Information for CVE-2023-48369

Vulnerability Information
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Vulnerability Title
Log Flooding due to specially crafted requests in different endpoints
Source: CVE Program / CVE List V5
Vulnerability Description
Mattermost fails to limit the log size of server logs allowing an attacker sending specially crafted requests to different endpoints to potentially overflow the log.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
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 资源管理错误漏洞
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 存在安全漏洞，该漏洞源于无法限制服务器日志的日志大小，从而允许攻击者向不同端点发送特制请求，从而可能导致日志溢出。
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 0 ~ 7.8.12 -

II. Public POCs for CVE-2023-48369

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III. Intelligence Information for CVE-2023-48369

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Same Patch Batch · Mattermost · 2023-11-27 · 9 CVEs total

CVE-2023-47168 4.3 MEDIUM Open redirect in /oauth/<service>/mobile_login?redirect_to=
CVE-2023-6202 4.3 MEDIUM Insecure Direct Object Reference in /plugins/focalboard/ api/v2/users of Mattermost Boards
CVE-2023-43754 4.3 MEDIUM Permalink previews displayed for posts in archived channels even if users are disallowed t
CVE-2023-40703 4.3 MEDIUM Denial of Service via specially crafted block fields in Mattermost Boards
CVE-2023-48268 4.3 MEDIUM Denial of Service via Board Import Zip Bomb
CVE-2023-45223 4.3 MEDIUM Users full name disclosure through Mattermost Boards with Show Full Name Option disabled
CVE-2023-47865 4.3 MEDIUM Username and Icon override can be used by members when Hardened Mode is enabled
CVE-2023-35075 3.1 LOW HTML injection via channel autocomplete

IV. Related Vulnerabilities

Same product: Mattermost
Same vendor: Mattermost
Same weakness: CWE-400

V. Comments for CVE-2023-48369

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