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CVE-2022-29163— Bypass of password requirements when sharing a folder via the Circles app in Nextcloud Server

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 Server 22.2.6之前版本、23.0.3之前版本存在安全漏洞，该漏洞源于用户可以创建不受密码保护的链接。

CVSS 3.5 · Low EPSS 1.09% · P64

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2022-29163

Vulnerability Information
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Vulnerability Title
Bypass of password requirements when sharing a folder via the Circles app in Nextcloud Server
Source: CVE Program / CVE List V5
Vulnerability Description
Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. Prior to versions 22.2.6 and 23.0.3, a user can create a link that is not password protected even if the administrator requires links to be password protected. Versions 22.2.6 and 23.0.3 contain a patch for this issue. There are currently no known workarounds.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
缺乏对安全的管理控制
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 Server 22.2.6之前版本、23.0.3之前版本存在安全漏洞，该漏洞源于用户可以创建不受密码保护的链接。
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 < 22.2.6 -

II. Public POCs for CVE-2022-29163

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III. Intelligence Information for CVE-2022-29163

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Patches & Fixes for CVE-2022-29163 (2)

Vendor Advisories for CVE-2022-29163 (1)

Other References for CVE-2022-29163 (1)

Same Patch Batch · nextcloud · 2022-05-20 · 4 CVEs total

CVE-2022-29159 5.0 MEDIUM Possibility for anyone to add a stack with existing tasks on anyone's board in Nextcloud D
CVE-2022-24906 3.5 LOW Error in deleting deck cards attachment reveals the full application path in Nextcloud Dec
CVE-2022-29160 2.8 LOW Sensitive files/data exist after deletion of user account in Nextcloud Android

IV. Related Vulnerabilities

Same product: security-advisories
Same vendor: nextcloud
Same weakness: CWE-671

V. Comments for CVE-2022-29163

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