Local Denial of Service Vulnerability in K7 AntiVirus by K7 Computing
CVE-2018-5085

7.8HIGH

Key Information:

Vendor

K7computing

Status
Antivirus
Vendor
CVE Published:
3 January 2018

What is CVE-2018-5085?

A vulnerability in K7 AntiVirus version 15.1.0306 allows local users to trigger a denial of service by executing improper input values through the IOCtl command 0x83002124. This flaw can lead to a system crash (BSOD) and potentially other unknown impacts, as the driver file (K7FWHlpr.sys) fails to adequately validate the inputs received.

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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

JSON
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