CVE-2024-52518— Nextcloud Server is missing password confirmation when changing external storage options
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I. Basic Information for CVE-2024-52518
Vulnerability Information
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Vulnerability Title
Nextcloud Server is missing password confirmation when changing external storage options
Source: NVD (National Vulnerability Database)
Vulnerability Description
Nextcloud Server is a self hosted personal cloud system. After an attacker got access to the session of a user or administrator, the attacker would be able to create, change or delete external storages without having to confirm the password. It is recommended that the Nextcloud Server is upgraded to 28.0.12, 29.0.9 or 30.0.2.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
认证机制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Nextcloud 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nextcloud是德国Nextcloud公司的一套开源的自托管文件同步和共享的通信应用平台。 Nextcloud存在授权问题漏洞，该漏洞源于攻击者获得用户或管理员会话的访问权限后，无需确认密码即可创建、更改或删除外部存储。
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 |
|---|---|---|---|---|
| nextcloud | security-advisories | >= 28.0.0, < 28.0.12 | - |
II. Public POCs for CVE-2024-52518
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · nextcloud · 2024-11-15 · 17 CVEs total
| CVE-2024-52508 | 8.2 HIGH | Nextcloud Mail auto configurator can be tricked into sending account information to wrong |
| CVE-2024-52511 | 6.3 MEDIUM | Nextcloud Tables has an Authorization Bypass Through User-Controlled Key in Tables |
| CVE-2024-52515 | 5.7 MEDIUM | Nextcloud Server has incomplete sanitization of SVG files allows to embed other images int |
| CVE-2024-52520 | 5.7 MEDIUM | Nextcloud Server's link reference provider can be tricked into downloading bigger files th |
| CVE-2024-52517 | 4.6 MEDIUM | Nextcloud Server's global credentials of external storages are sent back to the frontend |
| CVE-2024-52523 | 4.6 MEDIUM | Nextcloud Server Custom defined credentials of external storages are sent back to the fron |
| CVE-2024-52510 | 4.2 MEDIUM | Nextcloud Desktop client behaves incorrectly if the initial end-to-end-encryption signatur |
| CVE-2024-52514 | 4.1 MEDIUM | Nextcloud Server allows users to copy folder that contain files that are blocked by the fi |
| CVE-2024-52509 | 3.5 LOW | Nextcloud Mail app does not respect download permissions in shares |
| CVE-2024-52507 | 3.5 LOW | Share information of the Nextcloud Tables app is not limited to affected users |
| CVE-2024-52512 | 3.3 LOW | Nextcloud User OIDC has an open redirection when logging in with User OIDC |
| CVE-2024-52516 | 3.0 LOW | Nextcloud Server's shares are not removed when user is limited to share with in their grou |
| CVE-2024-52519 | 2.7 LOW | Nextcloud Server's OAuth2 client secrets were stored in a recoverable way |
| CVE-2024-52513 | 2.6 LOW | Nextcloud Server's Attachments folder for Text app is accessible on "Files drop" and "Pass |
| CVE-2024-52521 | 2.6 LOW | Nextcloud Server has a potential hash collision for background jobs could skip queuing the |
| CVE-2024-52525 | 1.8 LOW | Nextcloud Server User password is available in memory of the PHP process |
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