CVE-2018-8873 — HIGH (7.8) — White Hats Nepal

Vulnerability Description

In 2345 Security Guard 3.6, the driver file (2345NetFirewall.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 0x00222040.

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
2345 Security Guard Project	2345 Security Guard	3.6

Related Weaknesses (CWE)

CWE-20

References

https://github.com/D0neMkj/POC_BSOD/tree/master/2345%20security%20guard/0x002220ExploitThird Party Advisory
https://github.com/D0neMkj/POC_BSOD/tree/master/2345%20security%20guard/0x002220ExploitThird Party Advisory

FAQ

What is CVE-2018-8873?

CVE-2018-8873 is a vulnerability with a CVSS score of 7.8 (HIGH). In 2345 Security Guard 3.6, the driver file (2345NetFirewall.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input value...

How severe is CVE-2018-8873?

CVE-2018-8873 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-2018-8873?

Check the references section above for vendor advisories and patch information. Affected products include: 2345 Security Guard Project 2345 Security Guard.