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Vulnerability record · CVE-2021-29337 · published 21 June 2021

CVE-2021-29337: Msi dragon center vulnerability

Msi · Dragon Center

MODAPI.sys in MSI Dragon Center 2.0.104.0 allows low-privileged users to access kernel memory and potentially escalate privileges via a crafted IOCTL 0x9c406104 call. This IOCTL provides the MmMapIoSpace feature for mapping physical memory.

7.8 CVSS 3.1 High EPSS 0.80% · top 45.1%
7.8CVSS 3.1 base score, v2 7.2
0.80%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

MODAPI.sys in MSI Dragon Center 2.0.104.0 allows low-privileged users to access kernel memory and potentially escalate privileges via a crafted IOCTL 0x9c406104 call. This IOCTL provides the MmMapIoSpace feature for mapping physical memory.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/rjt-gupta/CVE-2021-29337 PatchThird Party Advisory
https://github.com/rjt-gupta/CVE-2021-29337 PatchThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2021-27965Msi dragon center classic buffer overflow vulnerabilityThe MsIo64.sys driver before 1.1.19.1016 in MSI Dragon Center before 2.0.98.0 has a buffer overflow that allows privilege escalation via a crafted 0x…EPSS 12%7.8CVE-2021-44901Msi dragon center vulnerabilityMicro-Star International (MSI) Dragon Center <= 2.0.116.0 is vulnerable to multiple Privilege Escalation (LPE/EoP) vulnerabilities in the atidgllk.sy…EPSS 0.47%7.8CVE-2020-13149Msi dragon center incorrect default permissions vulnerabilityWeak permissions on the "%PROGRAMDATA%\MSI\Dragon Center" folder in Dragon Center before 2.6.2003.2401, shipped with Micro-Star MSI Gaming laptops, a…EPSS 0.45%

Source: NIST National Vulnerability Database (record CVE-2021-29337), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.