CVE-2018-5217 — HIGH (7.8) — White Hats Nepal

Vulnerability Description

In K7 Antivirus 15.1.0306, the driver file (K7Sentry.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x95002578.

CVSS Score

7.8

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
K7Computing	Antivirus	15.1.0306

Related Weaknesses (CWE)

CWE-20

References

https://github.com/rubyfly/K7AntiVirus_POC/tree/master/1_95002578ExploitThird Party Advisory
https://github.com/rubyfly/K7AntiVirus_POC/tree/master/1_95002578ExploitThird Party Advisory

FAQ

What is CVE-2018-5217?

CVE-2018-5217 is a vulnerability with a CVSS score of 7.8 (HIGH). In K7 Antivirus 15.1.0306, the driver file (K7Sentry.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from I...

How severe is CVE-2018-5217?

CVE-2018-5217 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-5217?

Check the references section above for vendor advisories and patch information. Affected products include: K7Computing Antivirus.