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Fencer Intel
high 7.2

CVE-2015-7917 json

Untrusted search path vulnerability in Open Automation OPC Systems.NET 8.00.0023 and earlier allows local users to gain privileges via a Tr…

published 2015-12-23 10 y ago modified 2026-06-17 4 mo ago also EUVD-2015-7815

cvss
7.2
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 33%
public exploits
0
none known

Summary

Untrusted search path vulnerability in Open Automation OPC Systems.NET 8.00.0023 and earlier allows local users to gain privileges via a Trojan horse DLL in an unspecified directory.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-15-344-02 updated cvss 7.2

Open Automation Software OPC Systems NET DLL Hijacking Vulnerability

  • Open Automation Software OPC Systems.NET <=8.00.0023
    affected: mitigation “Users who believe their Open Automation Software OPC Systems.NET is compromised or not functioning correctly should contact Open Automation Software.”

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

0.39% chance of exploitation in the next 30 days, higher than 33% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 7.2 CVSS:3.0/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
NVD 2.0 6.9 AV:L/AC:M/Au:N/C:C/I:C/A:C

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.