PT-2019-17682 · Nextcloud · Nextcloud Android App

Volker Weißmann + 1 · Published 2019-07-30 · Updated 2020-12-18 · CVE-2019-5453

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Name of the Vulnerable Software and Affected Versions Nextcloud Android app versions prior to 3.3.0

Description The issue allows bypassing lock protection, enabling access to files when prompted for lock protection and switching to the Nextcloud file provider.

Recommendations For versions prior to 3.3.0, update to version 3.3.0 or later to resolve the issue.

Exploit

Fix

Improper Authentication

Authentication Bypass Using an Alternate Path or Channel

Weakness Enumeration

CWE-287

CWE-288

Related Identifiers

CVE-2019-5453

Affected Products

Nextcloud Android App

References · 5

• 🔥 https://hackerone.com/reports/331489 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2019-5453 · Security Note
• https://osv.dev/vulnerability/CVE-2019-5453 · Vendor Advisory
• https://t.me/cvenotify/7290 · Telegram Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-5453 · Note