CVE-2018-5088 : Security Advisory and Response
Learn about CVE-2018-5088, a vulnerability in K7 AntiVirus 15.1.0306 that allows local users to trigger a denial of service or other effects due to lack of input validation. Find mitigation steps here.
K7 AntiVirus 15.1.0306 allows local users to trigger a denial of service or other effects due to lack of input validation.
Understanding CVE-2018-5088
This CVE involves a vulnerability in the driver file (K7FWHlpr.sys) in K7 AntiVirus 15.1.0306.
What is CVE-2018-5088?
The driver file in K7 AntiVirus 15.1.0306 permits local users to cause a denial of service (BSOD) or potentially other effects by not validating input values from IOCtl 0x8300211C.
The Impact of CVE-2018-5088
The vulnerability allows local users to trigger a denial of service (BSOD) or potentially cause other unspecified effects due to the lack of validation for input values.
Technical Details of CVE-2018-5088
This section provides more technical insights into the CVE.
Vulnerability Description
The driver file (K7FWHlpr.sys) in K7 AntiVirus 15.1.0306 enables local users to trigger a denial of service (BSOD) or potentially cause other unspecified effects due to the lack of validation for input values received from IOCtl 0x8300211C.
Affected Systems and Versions
- Product: K7 AntiVirus 15.1.0306
- Vendor: K7
- Version: 15.1.0306
Exploitation Mechanism
The lack of validation for input values received from IOCtl 0x8300211C allows local users to exploit the vulnerability.
Mitigation and Prevention
Protect your systems from this vulnerability with the following steps:
Immediate Steps to Take
- Update K7 AntiVirus to the latest version.
- Monitor system logs for any unusual activities.
Long-Term Security Practices
- Implement the principle of least privilege for user accounts.
- Regularly educate users on safe computing practices.
Patching and Updates
- Stay informed about security updates from K7 and apply them promptly to mitigate risks.