#VU28279 Incorrect default permissions


Published: 2020-05-27

Vulnerability identifier: #VU28279

Vulnerability risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-0024

CWE-ID: CWE-276

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Google Android
Operating systems & Components / Operating system

Vendor: Google

Description

The vulnerability allows a local attacker to escalate privileges on the system.

The vulnerability exists due to incorrect default permissions for files and folders that are set by the application in "onCreate" of "SettingsBaseActivity.java" within the System functionality. A local attacker can view contents of files and directories or modify them.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Google Android: 8.0 - 8.1


CPE

External links
http://source.android.com/security/bulletin/2020-05-01
http://android.googlesource.com/platform/packages/apps/Settings/+/3c6a3011fa797bc00e5246b04e961847c0e60a1c
http://android.googlesource.com/platform/packages/apps/Settings/+/abe9cee25ecda73b84c6baad1fa631bf3a47572b


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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


Latest bulletins with this vulnerability