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CVE-2018-8454

21
FAUCET Score

CVE-2018-8454 is an information disclosure vulnerability in the Windows Audio Service, affecting Windows 10, Windows Server 2016, and Windows Server 2019, where improper memory handling can lead to sensitive data exposure. With a CVSS score of 5.5 (Medium), it requires local access and low privileges, but successful exploitation could result in a complete compromise of confidentiality. There is no known public exploit code (Metasploit, Nuclei, ExploitDB), and it is not listed in the CISA KEV catalog, indicating a low likelihood of active exploitation. Community discussion and media coverage are minimal, suggesting limited public awareness or interest.

Impacted Technologies

VendorProductVersion(s)CPE
1709CPE matchmatch criteria
cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*
1803CPE matchmatch criteria
cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*
1809CPE matchmatch criteria
cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*
1709CPE matchmatch criteria
cpe:2.3:o:microsoft:windows_server_2016:1709:*:*:*:*:*:*:*
1803CPE matchmatch criteria
cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.5MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
3.28%
Probability of exploitation in next 30 days
EPSS Percentile
87.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0328 is in the 99th percentile among its peer group of 15,940 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (14)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1803 for 32-bit Systems
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1803 for x64-based Systems
View patch
microsoftpatch availablevia msrc
Product: Windows Server, version 1803 (Server Core Installation)
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1709 for 32-bit Systems
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1709 for x64-based Systems
View patch
microsoftpatch availablevia msrc
Product: Windows Server, version 1709 (Server Core Installation)
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1809 for x64-based Systems
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2019
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2019 (Server Core installation)
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1809 for 32-bit Systems
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1809 for ARM64-based Systems
microsoftpatch availablevia msrc
Product: Windows 10 Version 1709 for ARM64-based Systems
microsoftpatch availablevia msrc
Product: Windows 10 Version 1803 for ARM64-based Systems

Vendor Advisories (1)

microsoft2018-Nov/CVE-2018-8454Important

Windows Audio Service Information Disclosure Vulnerability

Nov 13, 2018

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2018-8454
PatchVendor Advisory
securityfocus.com / bid/105799
Third Party AdvisoryVDB Entry
securitytracker.com / id/1042122
Third Party AdvisoryVDB Entry