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CVE-2024-39832— Permanently local data deletion by malicious remote

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，该漏洞源于共享频道启用时未能正确保护错误处理，这允许恶意远程人员通过滥用危险的错误处理永久删除本地数据。

CVSS 6.8 · Medium EPSS 0.46% · P38

Possible ATT&CK Techniques 1 AI

T1485 · Data Destruction
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I. Basic Information for CVE-2024-39832

Vulnerability Information
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Vulnerability Title
Permanently local data deletion by malicious remote
Source: CVE Program / CVE List V5
Vulnerability Description
Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to properly safeguard an error handling which allows a malicious remote to permanently delete local data by abusing dangerous error handling, when share channels were enabled.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对因果或异常条件的不恰当检查
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 存在安全漏洞，该漏洞源于共享频道启用时未能正确保护错误处理，这允许恶意远程人员通过滥用危险的错误处理永久删除本地数据。
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 -

II. Public POCs for CVE-2024-39832

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III. Intelligence Information for CVE-2024-39832

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Same Patch Batch · Mattermost · 2024-08-01 · 10 CVEs total

CVE-2024-39274 8.7 HIGH Malicious remote can add users to arbitrary teams and channels
CVE-2024-39777 8.7 HIGH Malicious remote can invite itself to an arbitrary local channel
CVE-2024-36492 7.4 HIGH Existing local user overwritten by malicious remote
CVE-2024-41144 5.5 MEDIUM Malicious remote can create/update/delete arbitrary posts in arbitrary channels
CVE-2024-39839 4.3 MEDIUM Remote username set to an arbitrary string by remote user
CVE-2024-41162 4.1 MEDIUM Malicious remote can make an arbitrary local channel read-only
CVE-2024-39837 3.8 LOW Malicious remote can create arbitrary channels
CVE-2024-29977 2.7 LOW Malicious remote can create arbitrary reactions on arbitrary posts
CVE-2024-41926 2.7 LOW Malicious remote can claim that a user was synced from another remote

IV. Related Vulnerabilities

Same product: Mattermost
Same vendor: Mattermost
Same weakness: CWE-754

V. Comments for CVE-2024-39832

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