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CVE-2024-2446

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 8.1.10之前的8.1.x版本、9.2.6之前的9.2.x版本、9.3.2之前的9.3.x版本和9.4.3之前的9.4.x版本存在安全漏洞，该漏洞源于无法限制每条消息处理的提及数量，允许经过身份验证的攻击者通过精心设计的大型消息使应用程序崩溃。

CVSS 4.3 · Medium EPSS 0.45% · P37
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I. Basic Information for CVE-2024-2446

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Mattermost versions 8.1.x before 8.1.10, 9.2.x before 9.2.6, 9.3.x before 9.3.2, and 9.4.x before 9.4.3 fail to limit the number of @-mentions processed per message, allowing an authenticated attacker to crash the client applications of other users via large, crafted messages.
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 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 8.1.10之前的8.1.x版本、9.2.6之前的9.2.x版本、9.3.2之前的9.3.x版本和9.4.3之前的9.4.x版本存在安全漏洞，该漏洞源于无法限制每条消息处理的提及数量，允许经过身份验证的攻击者通过精心设计的大型消息使应用程序崩溃。
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 9.4.0 ~ 9.4.2 -

II. Public POCs for CVE-2024-2446

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III. Intelligence Information for CVE-2024-2446

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Same Patch Batch · Mattermost · 2024-03-15 · 5 CVEs total

CVE-2024-2450 8.8 HIGH Mattermost 安全漏洞
CVE-2024-2445 6.1 MEDIUM Reflected XSS in Mattermost Jira plugin
CVE-2024-24975 3.5 LOW Denial of Service for mobile app users due to automatic code highlighting
CVE-2024-28053 3.1 LOW Resource Exhaustion via the Invitation Feature

IV. Related Vulnerabilities

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

V. Comments for CVE-2024-2446

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