Lucene search

MitreCVE-2019-18194

HistoryJan 10, 2020 - 6:15 p.m.

CVE-2019-18194

2020-01-1018:15:12

mitre

web.nvd.nist.gov

114

totalav

2020

4.14.31

quarantine flaw

privilege escalation

ntfs directory junction

dll

system32 folder

CVSS2

6.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

48.8%

JSON

TotalAV 2020 4.14.31 has a quarantine flaw that allows privilege escalation. Exploitation uses an NTFS directory junction to restore a malicious DLL from quarantine into the system32 folder.

Affected configurations

Nvd

Node

totalavtotalav_2020Match4.14.31

VendorProductVersionCPE
totalavtotalav_20204.14.31cpe:2.3:a:totalav:totalav_2020:4.14.31:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
totalav	totalav_2020	4.14.31	cpe:2.3:a:totalav:totalav_2020:4.14.31:::::::*

References

bogner.sh/2017/11/avgater-getting-local-admin-by-abusing-the-anti-virus-quarantine/

www.youtube.com/watch?v=88qeaLq98Gc

CVSS2

6.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

48.8%

JSON

Related for CVE-2019-18194