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CVE-2023-20837

MEDIUM
6.7
CVSS Score
Published: September 4, 2023 at 02:27 AM UTC
Updated: June 17, 2026 at 05:30 AM UTC
18 products affected across 2 vendorsAndroidMT6885MT6877

Using MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6855, MT6873, MT6877, MT6885, MT6893, MT8185, MT8385, MT8781, MT8788, MT8789, MT8797 by MediaTek, Inc.?

Get instant alerts when new vulnerabilities affect MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6855, MT6873, MT6877, MT6885, MT6893, MT8185, MT8385, MT8781, MT8788, MT8789, MT8797 - before attackers find them.

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Severity
MEDIUM6.7
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

In seninf, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07992786; Issue ID: ALPS07992786.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Android· Google
95%
12.013.0
mediatek-mt6779 (environment) · mediatek-mt6781 (environment) · mediatek-mt6785 (environment) · mediatek-mt6789 (environment) · mediatek-mt6833 (environment) · mediatek-mt6853 (environment) · mediatek-mt6855 (environment) · mediatek-mt6873 (environment) · mediatek-mt6877 (environment) · mediatek-mt6885 (environment) · mediatek-mt6893 (environment) · mediatek-mt8185 (environment) · mediatek-mt8385 (environment) · mediatek-mt8781 (environment) · mediatek-mt8788 (environment) · mediatek-mt8789 (environment) · mediatek-mt8797 (environment)
MT6779· MediaTek
60%
Android 12.0, 13.0
MT6781· MediaTek
60%
Android 12.0, 13.0
MT6785· MediaTek
60%
Android 12.0, 13.0
MT6789· MediaTek
60%
Android 12.0, 13.0
MT6833· MediaTek
60%
Android 12.0, 13.0
MT6853· MediaTek
60%
Android 12.0, 13.0
MT6855· MediaTek
60%
Android 12.0, 13.0
MT6873· MediaTek
60%
Android 12.0, 13.0
MT6877· MediaTek
60%
Android 12.0, 13.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: [email protected]
https://corp.mediatek.com/product-security-bulletin/September-2023

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.7MEDIUMCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-787

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