#VU59323 Information disclosure in Google Android - CVE-2021-39633

Vulnerability identifier: #VU59323

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-39633

CWE-ID: CWE-200

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 gain access to potentially sensitive information.

The vulnerability exists due to excessive data output in OS kernel. A local application can gain unauthorized access to sensitive information on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Google Android: 9 2021-09-01 - 9.0, 10 2020-12-05 - 12

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External links
https://source.android.com/security/bulletin/2022-01-01#2022-01-05-security-patch-level-vulnerability-details
https://android.googlesource.com/kernel/common/+/1d011c4803c72f3907eccfc1ec63caefb852fcbf

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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.