CVE-2021-22896
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I. Basic Information for CVE-2021-22896
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Nextcloud Mail before 1.9.5 suffers from improper access control due to a missing permission check allowing other authenticated users to create mail aliases for other users.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
授权机制缺失
Source: NVD (National Vulnerability Database)
Vulnerability Title
Nextcloud Mail 访问控制错误漏洞
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 Mail存在访问控制错误漏洞，该漏洞源于Nextcloud Mail缺少权限检查。Nextcloud Mail 1.9.5版本及之前版本，允许其他经过身份验证的用户为其他用户创建邮件别名。
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 Mail | Fixed in 1.9.5 | - |
II. Public POCs for CVE-2021-22896
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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- https://github.com/nextcloud/mail/pull/4864x_refsource_MISC
- https://github.com/nextcloud/mail/releases/tag/v1.9.5x_refsource_MISC
- https://hackerone.com/reports/1129996x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-22896
Same Patch Batch · n/a · 2021-06-11 · 79 CVEs total
| CVE-2021-34679 | 10.0 CRITICAL | Thycotic Password Reset Server 信息泄露漏洞 |
| CVE-2021-21808 | Accusoft ImageGear 缓冲区错误漏洞 | |
| CVE-2021-0472 | Google Android 安全漏洞 | |
| CVE-2021-32930 | Advantech Iview 访问控制错误漏洞 | |
| CVE-2021-32932 | Advantech Iview SQL注入漏洞 | |
| CVE-2021-21795 | Accusoft ImageGear 缓冲区错误漏洞 | |
| CVE-2021-21833 | Accusoft ImageGear 输入验证错误漏洞 | |
| CVE-2021-20591 | Mitsubishi Electric MELSEC iQ-R series 资源管理错误漏洞 | |
| CVE-2021-22906 | Nextcloud 资源管理错误漏洞 | |
| CVE-2021-22915 | Nextcloud server 处理逻辑错误漏洞 | |
| CVE-2021-21824 | Accusoft ImageGear 缓冲区错误漏洞 | |
| CVE-2021-27408 | Mmemed Welch Allyn Connex 缓冲区错误漏洞 | |
| CVE-2021-27410 | Mmemed Welch Allyn Connex 缓冲区错误漏洞 | |
| CVE-2019-9475 | Google Android 安全漏洞 | |
| CVE-2021-0466 | Google Android 安全特征问题漏洞 | |
| CVE-2021-0476 | Google Android 资源管理错误漏洞 | |
| CVE-2021-0481 | Google Android 输入验证错误漏洞 | |
| CVE-2021-0482 | Google Android 资源管理错误漏洞 | |
| CVE-2021-0484 | Google Android 信息泄露漏洞 | |
| CVE-2021-22905 | Nextcloud 信息泄露漏洞 |
Showing top 20 of 79 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Nextcloud Mail
Same weakness: CWE-862
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Argo Workflows Is Missing Authorization in Sync ConfigMap Pr - CVE-2026-42174
Kirby: User avatar creation, replacement and deletion are no
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