Vulnerability identifier: #VU54296

Vulnerability risk: Low

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

CVE-ID: CVE-2021-32694

CWE-ID: CWE-248

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 perform a denial of service (DoS) attack.

The vulnerability exists due to uncaught exception. An authenticated attacker with physical access can use a malicious application and cause a denial of service condition.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Nextcloud Android App: 1.0.0 - 3.15.0

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External links
http://github.com/nextcloud/security-advisories/security/advisories/GHSA-h2gm-m374-99vc
http://github.com/nextcloud/android/pull/7919
http://hackerone.com/reports/859136

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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.