#VU33682 Cleartext storage of sensitive information in ownCloud Android App


Published: 2020-08-04

Vulnerability identifier: #VU33682

Vulnerability risk: Low

CVSSv3.1: 3.4 [CVSS:3.1/AV:P/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-312

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
ownCloud Android App
Mobile applications / Apps for mobile phones

Vendor: ownCloud

Description

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

The vulnerability exists within the app lock feature such as the pincode/pattern due to creating a backup of the ownCloud Android app via adb provides access to the app preferences file. An authenticated attacker with physical access can change the values, restore the backup to the device and circumvent the lock.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

ownCloud Android App: All versions


External links
http://owncloud.org/security/advisories/bypassing-app-lock-pattern-passcode-fingerprint-lock-android-oc-sa-2020-003/


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.


Latest bulletins with this vulnerability