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I. Basic Information for CVE-2024-52510
Vulnerability Information
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Vulnerability Title
Nextcloud Desktop client behaves incorrectly if the initial end-to-end-encryption signature is empty
Source: NVD (National Vulnerability Database)
Vulnerability Description
The Nextcloud Desktop Client is a tool to synchronize files from Nextcloud Server with your computer. The Desktop client did not stop with an error but allowed by-passing the signature validation, if a manipulated server sends an empty initial signature. It is recommended that the Nextcloud Desktop client is upgraded to 3.14.2 or later.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
证书验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Nextcloud Desktop Client 信任管理问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nextcloud Desktop Client是Nextcloud GmbH的一个开源的文件同步和共享工具。 Nextcloud Desktop Client存在信任管理问题漏洞，该漏洞源于如果受操纵的服务器发送了空的初始签名，桌面客户端不会因错误而停止，而是允许绕过签名验证。
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
nextcloudsecurity-advisories >= 3.0.0, < 3.14.2 -
II. Public POCs for CVE-2024-52510
#POC DescriptionSource LinkShenlong Link
1CVE-2024-52510 - Loss of confidentiality in Nextcloud End to End Encryptionhttps://github.com/d-xuan/CVE-2024-52510POC Details
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III. Intelligence Information for CVE-2024-52510
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IV. Related Vulnerabilities
Same product: security-advisories
Same vendor: nextcloud
Same weakness: CWE-295
V. Comments for CVE-2024-52510

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