Privilege escalation in Google Android

1) Privilege escalation

EUVDB-ID: #VU10345

Risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-13166

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The weakness exists in the V4L2 video driver component of the Google Android kernel due to insufficient validation of user-supplied input. A local attacker can use a specially crafted application and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Google Android: 5.0 - 8.0

CPE2.3

• cpe:2.3:o:google:android:8.0:*:*:*:*:*:*:*
• cpe:2.3:o:google:android:7.1.2:*:*:*:*:*:*:*
• cpe:2.3:o:google:android:5.1.1:*:*:*:*:*:*:*
• cpe:2.3:o:google:android:6.0:*:*:*:*:*:*:*

External links

http://source.android.com/security/bulletin/pixel/2017-12-01#asterisk

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.