Denial of Service Vulnerability in K7 AntiVirus by K7 Computing
CVE-2018-5080

7.8HIGH

Key Information:

Vendor

K7computing

Status
Antivirus
Vendor
CVE Published:
3 January 2018

What is CVE-2018-5080?

A vulnerability exists in K7 AntiVirus 15.1.0306, specifically within the driver file K7FWHlpr.sys. This flaw allows local users to exploit improper input validation associated with IOCtl 0x830020FC, potentially leading to a denial of service that manifests as a Blue Screen of Death (BSOD). The lack of adequate checks on input values makes it feasible for attackers to disrupt system operations effectively.

References

https://github.com/rubyfly/K7AntiVirus_POC/tree/master/0x...
x_refsource_MISC

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability Reserved

  • Vulnerability published

.