Vulnerability identifier: #VU34355

Vulnerability risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-0117

CWE-ID: CWE-190

Exploitation vector: Network

Exploit availability: No

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

Vendor: Google

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

In aes_cmac of aes_cmac.cc, there is a possible out of bounds write due to an integer overflow. This could lead to remote code execution in the bluetooth server with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-8.0Android ID: A-151155194

Mitigation
Install update from vendor's website.

Vulnerable software versions

Google Android: 8.0 - 8.1, 9.0, 10

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External links
http://source.android.com/security/bulletin/2020-06-01

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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