What’s Vulnerable › Vulnerabilities

CVE-2021-44900

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-02-04 · updated 2026-06-17

Description

Micro-Star International (MSI) App Player <= 4.280.1.6309 is vulnerable to multiple Privilege Escalation (LPE/EoP) vulnerabilities in the NTIOLib_X64.sys and BstkDrv_msi2.sys drivers components. All the vulnerabilities are triggered by sending specific IOCTL requests.

Affected products

• MSI App Player: through 4.280.1.6309

References

• https://voidsec.com
• https://voidsec.com/advisories/cve-2021-44900/
• https://voidsec.com
• https://voidsec.com/advisories/cve-2021-44900/

Get alerted when CVE-2021-44900 or the next vulnerability affects your stack