CVE-2022-2402 : Vulnerability Insights and Analysis
Discover the details of CVE-2022-2402, a vulnerability in ESET Endpoint Encryption and ESET Full Disk Encryption for Windows leading to a stack overflow issue. Learn about impacts, affected versions, and mitigation strategies.
A stack overflow vulnerability has been identified in ESET Endpoint Encryption and ESET Full Disk Encryption for Windows, allowing a logged-in user to trigger kernel stack overflow, potentially causing a system crash.
Understanding CVE-2022-2402
This CVE relates to a critical security issue impacting ESET Endpoint Encryption and ESET Full Disk Encryption for Windows.
What is CVE-2022-2402?
The vulnerability in the driver dlpfde.sys enables a user logged into the system to perform system calls leading to kernel stack overflow, resulting in a system crash, such as a BSOD.
The Impact of CVE-2022-2402
The vulnerability poses a medium-severity risk with a CVSS base score of 6.5. As a result, an attacker with low privileges can exploit this flaw to disrupt system availability.
Technical Details of CVE-2022-2402
This section provides detailed technical information about the CVE.
Vulnerability Description
The vulnerability allows an authenticated user to trigger a kernel stack overflow, potentially leading to a system crash.
Affected Systems and Versions
ESET Endpoint Encryption versions less than 5.1.2.26 and ESET Full Disk Encryption versions less than 1.3.2.32 are affected by this vulnerability.
Exploitation Mechanism
By exploiting the flaw in the driver dlpfde.sys, an attacker can escalate privileges and trigger a stack overflow, compromising system integrity.
Mitigation and Prevention
Understanding the steps to mitigate and prevent exploitation of CVE-2022-2402 is crucial.
Immediate Steps to Take
Users should update ESET Endpoint Encryption and ESET Full Disk Encryption to versions 5.1.2.26 and 1.3.2.32 respectively to mitigate the vulnerability.
Long-Term Security Practices
Regularly updating software, monitoring security advisories, and implementing strong access controls can enhance overall security posture.
Patching and Updates
Stay informed about security patches and updates released by ESET to address known vulnerabilities and improve system security.