CVE-2026-20554 - Vulnerability Details - OpenCVE

In Modem, there is a possible system crash 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 needed for exploitation. Patch ID: MOLY01911177; Issue ID: MSV-10122.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

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Advisories

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://www.mediatek.com/product-security-bulletin/November-2026

History

Mon, 02 Nov 2026 03:45:00 +0000

Type	Values Removed	Values Added
Title		Missing Bounds Check in Modem Leading to Remote Privilege Escalation

Mon, 02 Nov 2026 02:45:00 +0000

Type	Values Removed	Values Added
Description		In Modem, there is a possible system crash 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 needed for exploitation. Patch ID: MOLY01911177; Issue ID: MSV-10122.
Weaknesses		CWE-787
References		https://www.mediatek.com/product-security-bulletin/November-2026

Projects

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MITRE

Status: PUBLISHED

Assigner: MediaTek

Published: 2026-11-02T02:33:14.203Z

Updated: 2026-11-02T02:33:14.203Z

Reserved: 2025-11-03T01:30:59.043Z

Link: CVE-2026-20554

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-11-02T03:17:32.427

Modified: 2026-11-02T03:17:32.427

Link: CVE-2026-20554

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-11-02T03:30:06Z

Weaknesses

CWE-787

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