Improper Authentication in Nextcloud Android App - CVE-2023-28646
Published: April 4, 2023
Vulnerability identifier: #VU74349
CSH Severity: Low
CVSS v4: 1 [CVSS:4.0/AV:P/AC:L/AT:P/PR:L/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-28646
CWE-ID: CWE-287
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local attacker to bypass authentication process.
The vulnerability exists due to an error when processing authentication requests in the App pin. An authenticated attacker with physical access to an unlocked device can bypass the Nextcloud Android Pin protection via a thirdparty app.
Affected software
Nextcloud Android App
How to mitigate CVE-2023-28646
Install updates from vendor's website.
Nextcloud Android App - update to 3.24.1