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MitreCVE-2018-6523

HistoryFeb 02, 2018 - 1:29 a.m.

CVE-2018-6523

2018-02-0201:29:00

CWE-20

mitre

web.nvd.nist.gov

nprotect avs

v4.0

driver file

tkfsav.sys

denial of service

bsod

input validation

vulnerability

CVSS2

6.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:P/I:P/A:C

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.9

Confidence

High

EPSS

Percentile

5.1%

JSON

In nProtect AVS V4.0 before 4.0.0.39, the driver file (TKFsAv.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 0x22045c.

Affected configurations

Nvd

Node

incanprotect_avsRange4.0–4.0.0.39

VendorProductVersionCPE
incanprotect_avs*cpe:2.3:a:inca:nprotect_avs:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
inca	nprotect_avs	*	cpe:2.3:a:inca:nprotect_avs::::::::

References

inca.co.kr/include_file/pdf_down/nProtect%20AVS%20V4%20Vulnerability%20Response%20Release%20Notes.pdf

github.com/ZhiyuanWang-Chengdu-Qihoo360/nProtectAntivirus_POC/tree/master/TKFsAv_0x22045c

CVSS2

6.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:P/I:P/A:C

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.9

Confidence

High

EPSS

Percentile

5.1%

JSON

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