CVE-2018-8494 — XML External Entity (XXE) Injection in Microsoft Windows 10

CWE-611 — XML External Entity (XXE) Injection4 documents4 sources
Severity
8.8HIGHNVD
EPSS
41.4%
top 2.59%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
11
Microsoft Windows 10Microsoft Windows 10 ServersMicrosoft Windows 7+8 more
Timeline
PublishedOct 10
Latest updateMay 14

Description

A remote code execution vulnerability exists when the Microsoft XML Core Services MSXML parser processes user input, aka "MS XML 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

Patch: portal.msrc.microsoft.com ↗Patch: portal.msrc.microsoft.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-fq34-jrj4-rrgq: A remote code execution vulnerability exists when the Microsoft XML Core Services MSXML parser processes user input, aka "MS XML Remote Code Execution↗2022-05-14
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CVEList
CVE-2018-8494: A remote code execution vulnerability exists when the Microsoft XML Core Services MSXML parser processes user input, aka "MS XML Remote Code Execution↗2018-10-10
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📋Vendor Advisories

1
Microsoft
MS XML Remote Code Execution Vulnerability↗2018-10-09
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CVE-2018-8494 — XML External Entity (XXE) Injection | cvebase