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CVE-2022-24886— Exposure of Sensitive Information to an Unauthorized Actor in com.nextcloud.client

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 Android app是德国Nextcloud公司的一款基于Android平台，用于访问Nextcloud服务器的移动应用程序。 Nextcloud Android app 3.19.0之前版本存在信息泄露漏洞，该漏洞源于权限限制不足。攻击者可以利用该漏洞访问联系人。

CVSS 2.2 · Low EPSS 0.39% · P31

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2022-24886

Vulnerability Information
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Vulnerability Title
Exposure of Sensitive Information to an Unauthorized Actor in com.nextcloud.client
Source: CVE Program / CVE List V5
Vulnerability Description
Nextcloud Android app is the Android client for Nextcloud, a self-hosted productivity platform. In versions prior to 3.19.0, any application with notification permission can access contacts if Nextcloud has access to Contacts without applying for the Contacts permission itself. Version 3.19.0 contains a fix for this issue. There are currently no known workarounds.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Nextcloud Android app 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nextcloud Android app是德国Nextcloud公司的一款基于Android平台，用于访问Nextcloud服务器的移动应用程序。 Nextcloud Android app 3.19.0之前版本存在信息泄露漏洞，该漏洞源于权限限制不足。攻击者可以利用该漏洞访问联系人。
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-2022-24886

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III. Intelligence Information for CVE-2022-24886

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Patches & Fixes for CVE-2022-24886 (1)

Vendor Advisories for CVE-2022-24886 (1)

Other References for CVE-2022-24886 (1)

Same Patch Batch · nextcloud · 2022-04-27 · 5 CVEs total

CVE-2022-24888 4.3 MEDIUM Possible Injection in Nextcloud Server
CVE-2022-24887 4.3 MEDIUM Open Redirect in Nextcloud Talk
CVE-2022-24889 2.4 LOW Insufficient Verification of Data Authenticity in Nextcloud Server
CVE-2022-24885 2.0 LOW Improper Authentication in Nextcloud Android Files

IV. Related Vulnerabilities

Same product: security-advisories
Same vendor: nextcloud
Same weakness: CWE-200

V. Comments for CVE-2022-24886

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