#VU34992 Out-of-bounds write in Google Android - CVE-2019-2223

Vulnerability identifier: #VU34992

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2019-2223

CWE-ID: CWE-787

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 ihevcd_ref_list of ihevcd_ref_list.c, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-8.0 Android-8.1 Android-9 Android-10Android ID: A-140692129

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
https://source.android.com/security/bulletin/2019-12-01

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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.