CVE-2021-41256 Information

Description

nextcloud news-android is an Android client for the Nextcloud news/feed reader app. In affected versions the Nextcloud News for Android app has a security issue by which a malicious application installed on the same device can send it an arbitrary Intent that gets reflected back unintentionally giving read and write access to non-exported Content Providers in Nextcloud News for Android. Users should upgrade to version 0.9.9.63 or higher as soon as possible.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Reference

https://github.com/nextcloud/news-android/commit/05449cb666059af7de2302df9d5c02997a23df85 https://github.com/nextcloud/news-android/blob/master/security/GHSL-2021-1033_Nextcloud_News_for_Android.md https://github.com/nextcloud/news-android/security/advisories/GHSA-2q9v-q3cc-h9f3

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

NONE

Base Severity

7.1