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cisa_kevCISACISA-KEV-CVE-2018-8174
HistoryFeb 15, 2022 - 12:00 a.m.

Microsoft Windows VBScript Engine Out-of-Bounds Write Vulnerability

2022-02-1500:00:00
CISA
www.cisa.gov
5
microsoft windows
vbscript engine
out-of-bounds write
vulnerability
remote code execution

CVSS2

7.6

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:H/Au:N/C:C/I:C/A:C

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.974

Percentile

99.9%

A remote code execution vulnerability exists in the way that the VBScript engine handles objects in memory, aka “Windows VBScript Engine Remote Code Execution”

CVSS2

7.6

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:H/Au:N/C:C/I:C/A:C

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.974

Percentile

99.9%