CVE-2026-109520
Received Received - Intake

Privilege Escalation in Colorful iGameCenter via AMDRyzenMasterDriver.sys

Publication date: 2026-10-13

Last updated on: 2026-10-13

Assigner: VulDB

Description
A flaw has been found in Colorful iGameCenter 2.0.0.82. Affected by this vulnerability is the function MmMapIoSpace in the library AMDRyzenMasterDriver.sys of the component Dispatch Handler. This manipulation of the argument SystemBuffer causes privilege defined with unsafe actions. The attack needs to be launched locally. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-10-13
Last Modified
2026-10-13
Generated
2026-10-13
AI Q&A
2026-10-13
EPSS Evaluated
N/A
NVD
CVE-2026-109520
EUVD
EUVD-2026-98690

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Colorful iGameCenter 2.0.0.82

Helpful Resources

Exploitability

CWE
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KEV
KEV Icon
CWE ID Description
CWE-267 A particular privilege, role, capability, or right can be used to perform unsafe actions that were not intended, even when it is assigned to the correct entity.
CWE-266 A product incorrectly assigns a privilege to a particular actor, creating an unintended sphere of control for that actor.

Attack-Flow Graph

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Executive Summary

This vulnerability is a local privilege escalation flaw in Colorful iGameCenter 2.0.0.82. It exists in the function MmMapIoSpace within the AMDRyzenMasterDriver.sys driver. An attacker can manipulate the SystemBuffer argument to perform unsafe actions, gaining elevated privileges on the system.

Detection Guidance

This vulnerability requires local access and involves the AMDRyzenMasterDriver.sys driver. Detection may involve checking for the presence of Colorful iGameCenter 2.0.0.82 and inspecting loaded drivers for AMDRyzenMasterDriver.sys. Use commands like 'driverquery' or 'sc query' to list installed drivers.

Impact Analysis

This vulnerability allows a local attacker to escalate privileges on the affected system. If exploited, it could enable unauthorized access to sensitive data, installation of malware, or complete system compromise. The high CVSS scores indicate significant risk.

Mitigation Strategies

Immediately uninstall Colorful iGameCenter 2.0.0.82 and remove the AMDRyzenMasterDriver.sys driver. Disable or restrict local access to systems running this software. Monitor for unusual privilege escalation attempts or driver-related anomalies.

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