CVE-2026-20458

In Modem, there is a possible memory corruption due to a missing bounds check. This could lead to remote escalation of privilege, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01402160; Issue ID: MSV-7298.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.6 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://corp.mediatek.com/product-security-bulletin/July-2026

Configurations

No configuration.

History

No history.

Information

Published : 2026-07-01 04:17

Updated : 2026-07-02 05:16

NVD link : CVE-2026-20458

Mitre link : CVE-2026-20458

CVE.ORG link : CVE-2026-20458

JSON object : View

Products Affected

No product.

CWE

CWE-787

Out-of-bounds Write

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