CVE-2021-22915
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I. Basic Information for CVE-2021-22915
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Nextcloud server before 19.0.11, 20.0.10, 21.0.2 is vulnerable to brute force attacks due to lack of inclusion of IPv6 subnets in rate-limiting considerations. This could potentially result in an attacker bypassing rate-limit controls such as the Nextcloud brute-force protection.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
过多认证尝试的限制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Nextcloud server 处理逻辑错误漏洞
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 server存在处理逻辑错误漏洞，该漏洞源于。Nextcloud server在19.0.11、20.0.10、21.0.2版本及之前版本中因为在限速考虑中没有包含IPv6子网，容易受到暴力破解攻击。这可能会导致攻击者可利用该漏洞绕过速率限制控制，比如Nextcloud brute-force protection。
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 Server | Fixed in 19.0.11, 20.0.10, 21.0.2 | - |
II. Public POCs for CVE-2021-22915
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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- https://hackerone.com/reports/1154003x_refsource_MISC
- https://nextcloud.com/security/advisory/?id=NC-SA-2021-009x_refsource_MISC
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L6BO6P6MP2MOWA6PZRXX32PLWPXN5O4S/vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AGXGR6HYGQ6MZXISMJEHCOXRGRFRUFMA/vendor-advisoryx_refsource_FEDORA
- https://nvd.nist.gov/vuln/detail/CVE-2021-22915
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-2021-22904 | Ruby 安全漏洞 | |
| 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 → →
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Same weakness: CWE-307
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V. Comments for CVE-2021-22915
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