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I. Basic Information for CVE-2023-4478
Vulnerability Information

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Vulnerability Title
Parameter tampering in the registration resulting in blocked accounts to be created
Source: NVD (National Vulnerability Database)
Vulnerability Description
Mattermost fails to restrict which parameters' values it takes from the request during signup allowing an attacker to register users as inactive, thus blocking them from later accessing Mattermost without the system admin activating their accounts.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
输出中的特殊元素转义处理不恰当(注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Mattermost 注入漏洞
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在注册期间从请求中获取的参数值,允许攻击者将用户注册为非活动状态。
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
VendorProductAffected VersionsCPESubscribe
MattermostMattermost 0 ~ 7.8.8 -
II. Public POCs for CVE-2023-4478
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III. Intelligence Information for CVE-2023-4478
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