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CVE-2017-9758

25
FAUCET Score

CVE-2017-9758, dubbed "Inaudible Subversion," affects Savitech audio driver packages for Windows by silently installing a self-signed certificate into the Trusted Root Certification Authorities store. This vulnerability carries a CVSS score of 7.4 (HIGH) due to its network-based attack vector and high impact on confidentiality and integrity, despite high attack complexity. While no public exploit code or KEV listing exists, the silent installation of a root certificate presents a significant security risk. Community discussion and media coverage indicate some awareness of this issue.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.8.0.3CPE matchmatch criteria
cpe:2.3:a:savitech-ic:savitech_driver:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.4HIGH

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.2
Impact Score
5.2
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.46%
Probability of exploitation in next 30 days
EPSS Percentile
70.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0146 is in the 29th percentile among its peer group of 8,915 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 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

Remediation records are not available for this CVE.

References

community.rsa.com / community/products/netwitness/blog/2017/10/27/inaudible-subversion-did-your-hi-fi-just-subvert-your-pc
ExploitTechnical DescriptionThird Party Advisory
kb.cert.org / vuls/id/446847
Third Party AdvisoryUS Government Resource
zeroday.hitcon.org / vulnerability/ZD-2017-00386
Third Party Advisory
securityfocus.com / bid/101700
Third Party AdvisoryVDB Entry