CVE-2024-1402— Denial of service in mattermost mobile apps and server via emoji reactions
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I. Basic Information for CVE-2024-1402
Vulnerability Information
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Vulnerability Title
Denial of service in mattermost mobile apps and server via emoji reactions
Source: NVD (National Vulnerability Database)
Vulnerability Description
Mattermost fails to check if a custom emoji reaction exists when sending it to a post and to limit the amount of custom emojis allowed to be added in a post, allowing an attacker sending a huge amount of non-existent custom emojis in a post to crash the mobile app of a user seeing the post and to crash the server due to overloading when clients attempt to retrive the aforementioned post.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: NVD (National Vulnerability Database)
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 存在资源管理错误漏洞，该漏洞源于在将其发送到帖子时无法检查是否存在自定义表情符号，也无法限制允许在帖子中添加的自定义表情符号数量，从而导致攻击者在帖子中发送大量不存在的自定义表情符号而导致崩溃。
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 | 0 ~ 8.1.7 | - |
II. Public POCs for CVE-2024-1402
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Mattermost · 2024-02-09 · 4 CVEs total
| CVE-2024-23319 | 3.5 LOW | CSRF issue allows disconnecting a user's Jira connection through a simple post message (Ji |
| CVE-2024-24774 | 3.4 LOW | Missing authorization allows users to access arbitrary security levels on Jira through web |
| CVE-2024-24776 | 3.1 LOW | Incorrect Authorization leads to Channel Member Count Leak |
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V. Comments for CVE-2024-1402
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