# CVE-2020-0069: Mediatek Multiple Chipsets Insufficient Input Validation Vulnerability

> CVE-2020-0069: Mediatek Multiple Chipsets Insufficient Input Validation Vulnerability. CVSS 7.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2020-0069
Last updated: 2025-10-21T23:35:49Z

- Published: 2020-03-10 19:56 UTC · Updated: 2025-10-21 23:35 UTC · Assigner: google\_android
- CVSS: 7.8 (CVSS 3.1) · Severity: High · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS: 1.4%, 72th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2021-11-03, federal due date 2022-05-03, ransomware use: Unknown

## Description

In the ioctl handlers of the Mediatek Command Queue driver, there is a possible out of bounds write due to insufficient input sanitization and missing SELinux restrictions. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-147882143References: M-ALPS04356754

## CISA required action

Apply updates per vendor instructions.

## Affected vendors and products

- n/a: Android

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2020-0069)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2020-0069)
- [https://source.android.com/security/bulletin/2020-03-01](https://source.android.com/security/bulletin/2020-03-01)
- [http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200527-01-mtk-en](http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200527-01-mtk-en)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2020-0069 · Markdown: https://rewindex.com/cve/CVE-2020-0069.md · JSON: https://rewindex.com/api/v1/cves/CVE-2020-0069 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:05:56.311Z