CVE-2026-82628

Colorful iGameCenter IOCTL Dispatch WinRing0x64.sys sub_11504 privileges management

Assigner: VulDB
Reserved: 30.08.2026 Published: 31.08.2026 Updated: 31.08.2026

A vulnerability was found in Colorful iGameCenter 2.0.0.81. This vulnerability affects the function sub_11504 in the library WinRing0x64.sys of the component IOCTL Dispatch. Performing a manipulation of the argument PhysicalAddress/AlignNumer/AlignSize results in improper privilege management. Attacking locally is a requirement.

Metrics

CVSS Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X
CVSS Score: 9.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Local	Confidentiality	High	Confidentiality	High
Attack Complexity	Low	Integrity	High	Integrity	High
Attack Requirements	None	Availability	High	Availability	High
Privileges Required	Low
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:X/RL:X/RC:R
CVSS Score: 8.8

Attack Vector	Local	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

CVSS Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:X/RL:X/RC:R
CVSS Score: 8.8

Attack Vector	Local	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.0

CVSS Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C/E:ND/RL:ND/RC:UR
CVSS Score: 6.8

Access Vector	Local	Confidentiality Impact	Complete
Access Complexity	Low	Integrity Impact	Complete
Authentication	Single	Availability Impact	Complete

CVSS 2.0

Product Status

Vendor	Colorful
Product	iGameCenter
Versions	Version 2.0.0.81 is affected

Vendor

Colorful

Product

iGameCenter

Versions

Version 2.0.0.81 is affected

Credits

Element2023H (VulDB User) reporter
VulDB Vulnerability Moderation Team coordinator

References

Problem Types