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CVE-2017-7966

27
FAUCET Score

CVE-2017-7966 is a DLL Hijacking vulnerability in Schneider Electric's SoMachine HVAC v2.1.0 programming software. This flaw allows a remote attacker to execute arbitrary code on a targeted system due to improper DLL loading. With a CVSS score of 8.8 (High), it presents a significant risk, as it can be exploited remotely with low attack complexity, leading to high impact on confidentiality, integrity, and availability. While no active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB) is currently reported, the vulnerability has garnered some community discussion and media coverage, indicating awareness.

Impacted Technologies

VendorProductVersion(s)CPE
2.1.0CPE matchmatch criteria
cpe:2.3:a:schneider-electric:somachine:2.1.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.44%
Probability of exploitation in next 30 days
EPSS Percentile
82.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0244 is in the 82nd percentile among its peer group of 14,875 CVEs.

Social Chatter

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

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

schneider-electric.com / en/download/document/SEVD-2017-125-02
Vendor Advisory
securityfocus.com / bid/98446
Third Party AdvisoryVDB Entry