CVE-2023-32074— Nextcloud user_oidc app is missing brute force protection
Quick assessment
Affected
nextcloud security-advisories
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
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 1.3.2之前版本存在安全漏洞，该漏洞源于可以在应用程序中破坏/绕过身份验证。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2023-32074
Vulnerability Information
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Vulnerability Title
Nextcloud user_oidc app is missing brute force protection
Source: CVE Program / CVE List V5
Vulnerability Description
user_oidc app is an OpenID Connect user backend for Nextcloud. Authentication can be broken/bypassed in user_oidc app. It is recommended that the Nextcloud user_oidc app is upgraded to 1.3.2
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
过多认证尝试的限制不恰当
Source: CVE Program / CVE List V5
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 1.3.2之前版本存在安全漏洞，该漏洞源于可以在应用程序中破坏/绕过身份验证。
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
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| nextcloud | security-advisories | < 1.3.2 | - |
|
II. Public POCs for CVE-2023-32074
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2023-32074 (1)
-
https://github.com/nextcloud/user_oidc/pull/615 x_refsource_MISC
Vendor Advisories for CVE-2023-32074 (1)
Other References for CVE-2023-32074 (1)
-
https://hackerone.com/reports/1954711 x_refsource_MISC
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V. Comments for CVE-2023-32074
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