Privilege escalation in Android Automotive OS

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU67837

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-20429

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

Exploit availability: No

Description

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

The vulnerability exists due to an unspecified error in Bluetooth settings implementation. A local application can execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Android Automotive OS (AAOS): before 10 2022-10-01

CPE2.3

• cpe:2.3:o:google:aaos:*:*:*:*:*:*:*:*

External links

https://source.android.com/docs/security/bulletin/aaos/2022-10-01

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.