Vulnerability identifier: #VU54297

Vulnerability risk: Low

CVSSv3.1: 3.6 [CVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-32695

CWE-ID: CWE-200

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Nextcloud Android App
Other software / Other software solutions

Vendor: Nextcloud

Description

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application. An authenticated attacker with physical access can use a malicious app to gain unauthorized access to sensitive information on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Nextcloud Android App: 1.0.0 - 3.16.0

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External links
http://hackerone.com/reports/1142918
http://github.com/nextcloud/android/pull/8433
http://github.com/nextcloud/security-advisories/security/advisories/GHSA-25m9-cf6c-qf2c

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Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.