CVE-2024-37316— Nextcloud Calendar's event create can create attachments that link to other websites
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I. Basic Information for CVE-2024-37316
Vulnerability Information
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Vulnerability Title
Nextcloud Calendar's event create can create attachments that link to other websites
Source: NVD (National Vulnerability Database)
Vulnerability Description
Nextcloud Calendar is a calendar app for Nextcloud. Authenticated users could create an event with manipulated attachment data leading to a bad redirect for participants when clicked. It is recommended that the Nextcloud Calendar App is upgraded to 4.6.8 or 4.7.2.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
非预期数据类型处理不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Nextcloud 安全漏洞
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 Calendar 4.6.8、4.7.2之前版本存在安全漏洞，该漏洞源于允许经过身份验证的用户可以通过活动创建，创建链接到其他网站的附件。
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 | >= 4.3.0, < 4.6.8 | - |
II. Public POCs for CVE-2024-37316
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://hackerone.com/reports/2457588x_refsource_MISC
- https://github.com/nextcloud/calendar/pull/5966x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2024-37316
Same Patch Batch · nextcloud · 2024-06-14 · 12 CVEs total
| CVE-2024-37882 | 8.1 HIGH | Nextcloud Server can reshare read&share only folder with more permissions |
| CVE-2024-37313 | 7.3 HIGH | Nextcloud server allows the by-pass the second factor |
| CVE-2024-37312 | 6.3 MEDIUM | Nextcloud user_oidc app's ID4me feature is available even when disabled |
| CVE-2024-37886 | 5.4 MEDIUM | Nextcloud user_oidc's ID4me does not validate signature or expiration |
| CVE-2024-37317 | 4.6 MEDIUM | Nextcloud Notes app can be tricked into using a received share created before the user log |
| CVE-2024-37883 | 4.3 MEDIUM | Nextcloud Deck can access comments and attachments of deleted cards |
| CVE-2024-37885 | 3.8 LOW | Code injection in Nextcloud Desktop Client for macOS |
| CVE-2024-37314 | 3.5 LOW | Nextcloud Photos' shared albums have no restriction on photo removal |
| CVE-2024-37315 | 3.5 LOW | Nextcloud Server's read-only users can restore old versions |
| CVE-2024-37884 | 3.5 LOW | Nextcloud Server's users can delete old versions of read-only shared files |
| CVE-2024-37887 | 3.5 LOW | Nextcloud Server's events information leaked with shared calendars on recurrence exception |
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V. Comments for CVE-2024-37316
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