A Missing Authentication for Critical Function issue was discovered in OPW Fuel Management Systems SiteSentinel Integra 100, SiteSentinel I…

published 2017-09-09 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-4272

cvss: 9.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 2.3%; EPSS 2.3% chance of exploitation in 30 days, percentile 83%
public exploits: 0; none known

A Missing Authentication for Critical Function issue was discovered in OPW Fuel Management Systems SiteSentinel Integra 100, SiteSentinel Integra 500, and SiteSentinel iSite ATG consoles with the following software versions: older than V175, V175-V189, V191-V195, and V16Q3.1. An attacker may create an application user account to gain administrative privileges.

Vendor advisories

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

cisa ICSA-17-243-04 updated 2017-08-31 cvss 9.8

OPW Fuel Management Systems SiteSentinel Integra and SiteSentinel iSite

OPW Fuel Management Systems SiteSentinel Integra and SiteSentinel iSite V191-V195, V175-V189, < V175, V16Q3.1
affected: mitigation “OPW recommends that users upgrade all affected systems even if they are already protected from exploitation by running off-line or located on a protected network.”

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

2.34% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.0	9.8	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

n/a OPW Fuel Management Systems SiteSentinel Integra and SiteSentinel iSite

Classification

Weakness

CWE-306 Missing Authentication for Critical Functionality

References

securityfocus.com /bid/100563
vdb-entry, third-party-advisory
ics-cert.us-cert.gov /advisories/ICSA-17-243-04
mitigation, third-party-advisory, us-government-resource, vdb-entry

Sources

CVE List CVE-2017-12733
NVD CVE-2017-12733

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.

Summary