CVE-2021-44852

Public Exploit

Description

An issue was discovered in BS_RCIO64.sys in Biostar RACING GT Evo 2.1.1905.1700. A low-integrity process can open the driver's device object and issue IOCTLs to read or write to arbitrary physical memory locations (or call an arbitrary address), leading to execution of arbitrary code. This is associated with 0x226040, 0x226044, and 0x226000.

7.8

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 1.85% Top 20%

Third-Party Advisory nephosec.com

Affected: n/a n/a

References

Link	Tags
https://nephosec.com/biostar-exploit/	third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-44852?: CVE-2021-44852 has been scored as a high severity vulnerability.
How to fix CVE-2021-44852?: To fix CVE-2021-44852, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-44852 being actively exploited in the wild?: It is possible that CVE-2021-44852 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.