CVEvulnerability

CVE-2020-0069

7.8 HIGH Known exploited Published 2020-03-10 Modified 2026-06-17 Official page ↗

CISA Known Exploited Vulnerability

Mediatek Multiple Chipsets Insufficient Input Validation Vulnerability — MediaTek Multiple Chipsets

Multiple MediaTek chipsets contain an insufficient input validation vulnerability and have missing SELinux restrictions in the Command Queue drivers ioctl handlers. This causes an out-of-bounds write leading to privilege escalation. This vulnerability was observed chained with CVE-2019-2215 and CVE-2020-0041 under exploit chain "AbstractEmu."

Added to KEV: 2021-11-03
Remediation due: 2022-05-03
Ransomware use: Unknown
Required action: Apply updates per vendor instructions.
Notes: https://nvd.nist.gov/vuln/detail/CVE-2020-0069

Status: Analyzed
Published: 2020-03-10
Last modified: 2026-06-17
Assigner: [email protected]
CVSS 3.1 ([email protected]): 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0): 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected]): 7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C
Weaknesses: CWE-787

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

Affected configurations

• google android • huawei berkeley-l09 firmware (< 10.0.0.177\(c10e3r1p4\)) • huawei columbia-al10b firmware (< 10.0.0.178\(c00e178r1p4\)) • huawei columbia-l29d firmware (< 10.0.0.177\(c10e4r1p4\)) • huawei columbia-tl00b firmware (< 10.0.0.178\(c01e178r1p4\)) • huawei columbia-tl00d firmware (< 10.0.0.178\(c01e178r1p4\)) • huawei cornell-al00a firmware (< 9.1.0.340\(c00e333r1p1t8\)) • huawei cornell-tl10b firmware (< 9.1.0.340\(c01e333r1p1t8\)) • huawei dura-al00a firmware (< 1.0.0.190\(c00\)) • huawei honor 20 pro firmware (< 10.0.0.194\(c636e3r3p1\)) • huawei y6 2019 firmware (< 9.1.0.290\(c185e5r4p1\)) • huawei nova 3 firmware (< 9.1.0.338\(c00e333r1p1t8\)) • huawei nova 4 firmware (< 10.0.0.160\(c01e32r2p4\)) • huawei honor 8a firmware (< 9.1.0.291\(c185e3r4p1\)) • huawei honor view 20 firmware (< 10.0.0.198\(c432e10r3p4\)) • huawei jakarta-al00a firmware (< 9.1.0.251\(c00e106r2p2\)) • huawei katyusha-al00a firmware (< 9.1.0.146\(c00e131r2p2\)) • huawei katyusha-al10a firmware (< 9.1.0.160\(c00e150r1p7\)) • huawei madrid-al00a firmware (< 9.1.0.261\(c00e120r4p1\)) • huawei paris-l29b firmware (< 9.1.0.380\(c636e1r1p3t8\)) • huawei princeton-al10b firmware (< 10.0.0.194\(c00e61r4p11\)) • huawei sydney-al00 firmware (< 9.1.0.237\(c00e80r1p7t8\)) • huawei sydney-tl00 firmware (< 9.1.0.237\(c01e80r1p7t8\)) • huawei sydneym-al00 firmware (< 10.0.0.159\(c00e64r1p5\)) • huawei tony-al00b firmware (< 10.1.0.137\(c00e137r2p11\)) • huawei tony-tl00b firmware (< 10.0.0.196\(c01e65r2p11\)) • huawei yale-al00a firmware (< 10.0.0.196\(c00e62r8p12\)) • huawei yale-l21a firmware (< 10.0.0.202\(c10e3r3p2\)) • huawei yalep-al10b firmware (< 10.0.0.194\(c00e62r8p12\)) • huawei columbia-l29d firmware (< 10.0.0.177\(c432e3r1p4\)) • huawei honor 20 pro firmware (< 10.0.0.202\(c10e3r3p2\)) • huawei y6 2019 firmware (< 9.1.0.290\(c431e1r1p8\)) • huawei y6 2019 firmware (< 9.1.0.290\(c605e6r1p6\)) • huawei y6 2019 firmware (< 9.1.0.295\(c431e5r2p2\)) • huawei honor 8a firmware (< 9.1.0.291\(c432e5r2p1\)) • huawei honor 8a firmware (< 9.1.0.291\(c636e4r4p1\)) • huawei honor 8a firmware (< 9.1.0.297\(c605e4r4p2\)) • huawei honor view 20 firmware (< 10.0.0.200\(c185e3r3p3\)) • huawei honor view 20 firmware (< 10.0.0.201\(c10e5r4p3\))

Weakness · CWE (1)

CWE-787 Out-of-bounds Write weakness

References