CVE-2021-42990: Buffer Overflow
FlexiHub For Windows is affected by Buffer Overflow. IOCTL Handler 0x22001B in the FlexiHub For Windows above 2.0.4340 below 5.3.14268 allows local attackers to execute arbitrary code in kernel mode or cause a denial of service (memory corruption and OS crash) via specially crafted I/O Request Packet.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-42990?
CVE-2021-42990 is classified as a high-severity vulnerability due to potential kernel-level code execution and system crash.
How do I fix CVE-2021-42990?
To fix CVE-2021-42990, upgrade FlexiHub For Windows to version 5.3.14268 or later.
What type of attack can CVE-2021-42990 enable?
CVE-2021-42990 can enable local attackers to execute arbitrary code in kernel mode or cause a denial of service.
Which versions of FlexiHub are affected by CVE-2021-42990?
FlexiHub For Windows versions between 2.0.4340 and 5.3.14268 are affected by CVE-2021-42990.
Is any version of Microsoft Windows affected by CVE-2021-42990?
No, Microsoft Windows itself is not vulnerable; the vulnerability lies within specific versions of FlexiHub.