#VU81394 Improper input validation in Google Android - CVE-2023-21244

Vulnerability identifier: #VU81394

Vulnerability 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-2023-21244

CWE-ID: CWE-20

Exploitation vector: Local

Exploit availability: No

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

Vendor: Google

Description

The vulnerability allows a local application to execute arbitrary code.

The vulnerability exists due to improper input validation within the System component. A local application can execute arbitrary code.

Mitigation
Install security update from vendor's website.

Vulnerable software versions

Google Android: before 11, 12L, 12, 13, 11

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External links
https://android.googlesource.com/platform/frameworks/base/+/3a448067ac9ebdf669951e90678c2daa592a81d3
https://android.googlesource.com/platform/frameworks/base/+/20aedba4998373addc2befcc455a118585559fef
https://android.googlesource.com/platform/frameworks/base/+/5a3d0c131175d923cf35c7beb3ee77a9e6485dad
https://source.android.com/docs/security/bulletin/2023-10-01

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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.