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CVE-2022-29160— Sensitive files/data exist after deletion of user account in Nextcloud Android

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 Android 3.19.0之前版本存在访问控制错误漏洞，该漏洞源于在删除用户帐户后存在敏感令牌、图像和用户相关详细信息后会导致滥用前帐户持有人的信息。

CVSS 2.8 · Low EPSS 0.36% · P29

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2022-29160

Vulnerability Information
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Vulnerability Title
Sensitive files/data exist after deletion of user account in Nextcloud Android
Source: CVE Program / CVE List V5
Vulnerability Description
Nextcloud Android is the Android client for Nextcloud, a self-hosted productivity platform. Prior to version 3.19.0, sensitive tokens, images, and user related details exist after deletion of a user account. This could result in misuse of the former account holder's information. Nextcloud Android version 3.19.0 contains a patch for this issue. There are no known workarounds available.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Nextcloud 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 Android 3.19.0之前版本存在访问控制错误漏洞，该漏洞源于在删除用户帐户后存在敏感令牌、图像和用户相关详细信息后会导致滥用前帐户持有人的信息。
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 < 3.19.0 -

II. Public POCs for CVE-2022-29160

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III. Intelligence Information for CVE-2022-29160

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Patches & Fixes for CVE-2022-29160 (1)

Vendor Advisories for CVE-2022-29160 (1)

Other References for CVE-2022-29160 (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-2022-29163 3.5 LOW Bypass of password requirements when sharing a folder via the Circles app in Nextcloud Ser

IV. Related Vulnerabilities

Same product: security-advisories
Same vendor: nextcloud
Same weakness: CWE-284

V. Comments for CVE-2022-29160

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