Public exploit available
Public proof-of-concept or exploit code exists (ExploitDB / Metasploit / Nuclei).

CVE-2018-8544Use After Free in Microsoft Windows 10

CWE-416Use After Free5 documents5 sources
Severity
8.8HIGHNVD
EPSS
72.9%
top 1.22%
CISA KEV
Not in KEV
Exploit
PoC available
Public exploit / PoC exists
Timeline
PublishedNov 14
Latest updateMay 14

Description

A remote code execution vulnerability exists in the way that the VBScript engine handles objects in memory, aka "Windows VBScript Engine Remote Code Execution Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages13 packages

CVEListV5microsoft/windows_server_20085 versions+4
CVEListV5microsoft/windows_server_2012(Server Core installation)
CVEListV5microsoft/windows_server_2008_r2Itanium-Based Systems Service Pack 1, x64-based Systems Service Pack 1, x64-based Systems Service Pack 1 (Server Core installation)+2
CVEListV5microsoft/windows_server_2012_r2(Server Core installation)
CVEListV5microsoft/windows_10_serversversion 1709 (Server Core Installation), version 1803 (Server Core Installation)+1

Patches

🔴Vulnerability Details

2
GHSA
GHSA-qr35-4r77-5h27: A remote code execution vulnerability exists in the way that the VBScript engine handles objects in memory, aka "Windows VBScript Engine Remote Code E2022-05-14
CVEList
CVE-2018-8544: A remote code execution vulnerability exists in the way that the VBScript engine handles objects in memory, aka "Windows VBScript Engine Remote Code E2018-11-14

💥Exploits & PoCs

1
Exploit-DB
VBScript - 'OLEAUT32!VariantClear' and 'scrrun!VBADictionary::put_Item' Use-After-Free2018-11-30

📋Vendor Advisories

1
Microsoft
Windows VBScript Engine Remote Code Execution Vulnerability2018-11-13
CVE-2018-8544 — Use After Free in Microsoft Windows 10 | cvebase