MSI Dragon Center up to 2.0.155.0 MMIO Write Path NTIOLib_X64.sys MmioWritePath count/elementSize integer overflow

CVSS Meta Temp Score
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CTI Interest Score
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8.0$0-$5k0.69+

Summaryinfo

A vulnerability labeled as critical has been found in MSI Dragon Center up to 2.0.155.0. Affected by this issue is the function MmioWritePath in the library NTIOLib_X64.sys of the component MMIO Write Path Handler. Executing a manipulation of the argument count/elementSize can lead to integer overflow. This vulnerability appears as CVE-2026-82908. The attack requires local access. In addition, an exploit is available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability classified as critical was found in MSI Dragon Center up to 2.0.155.0. This vulnerability affects the function MmioWritePath in the library NTIOLib_X64.sys of the component MMIO Write Path Handler. The manipulation of the argument count/elementSize with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared for download at drive.google.com. This vulnerability was named CVE-2026-82908. The exploitation appears to be easy. The attack needs to be approached locally. Technical details and also a public exploit are known.

It is possible to download the exploit at drive.google.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.0

VulDB Base Score: 8.8
VulDB Temp Score: 8.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

08/31/2026 Advisory disclosed
08/31/2026 +0 days VulDB entry created
08/31/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: drive.google.com
Status: Not defined

CVE: CVE-2026-82908 (🔒)
GCVE (CVE): GCVE-0-2026-82908
GCVE (VulDB): GCVE-100-397288
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/31/2026 12:16
Changes: 08/31/2026 12:16 (57)
Complete: 🔍
Submitter: chanhokim
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #877502: MSI Dragon Center <=2.0.155.0 Integer Overflow (by chanhokim)

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