PatchSiren cyber security CVE debrief

CVE-2024-8310 OPW Fuel Managements Systems CVE debrief

CVE-2024-8310 is a critical authentication bypass vulnerability in OPW Fuel Management Systems SiteSentinel that could allow an unauthenticated attacker to obtain full administrative privileges on affected systems. The vulnerability was disclosed by CISA on September 24, 2024, with a CVSS 3.1 score of 9.8 (Critical), indicating network-exploitable, low-complexity attacks requiring no privileges or user interaction, with high impact to confidentiality, integrity, and availability.

Vendor: OPW Fuel Managements Systems
Product: SiteSentinel
CVSS: CRITICAL 9.8
CISA KEV: Not listed in stored evidence
Original CVE published: 2024-09-24
Original CVE updated: 2024-09-24
Advisory published: 2024-09-24
Advisory updated: 2024-09-24

Who should care

Organizations operating OPW Fuel Management Systems SiteSentinel in fueling stations, fleet management facilities, and critical energy infrastructure. Security teams responsible for industrial control system (ICS) and operational technology (OT) environments, particularly in downstream oil and gas sectors. Compliance officers managing NERC CIP, TSA pipeline security, or sector-specific cybersecurity frameworks for fuel distribution systems.

Technical summary

The SiteSentinel product contains an authentication bypass vulnerability that allows network-based attackers to circumvent authentication mechanisms and gain full administrative access without valid credentials. The flaw is exploitable remotely with low attack complexity, requiring no user interaction or privileges. Successful exploitation grants complete control over the fuel management system, enabling unauthorized configuration changes, data access, and potential disruption of fueling operations. The vulnerability is resolved in version 17Q2.1, with DFS providing updates exclusively through authorized service providers.

Defensive priority

critical

Recommended defensive actions

Immediately upgrade SiteSentinel systems to version 17Q2.1 or later. Contact Dover Fueling Solutions (DFS) service providers to confirm build status and obtain patched software if running versions newer than 17Q2.1.
Deploy all SiteSentinel instances behind a firewall as primary network segmentation protection. Restrict network access to authorized administrative hosts only.
Verify that only authorized service providers have access to upgrade SiteSentinel software, as DFS distributes patches exclusively through this channel.
Review and apply CISA's ICS recommended practices for defense-in-depth strategies applicable to fuel management and industrial control systems.

Evidence notes

The vulnerability affects SiteSentinel versions prior to 17Q2.1. The authentication bypass allows complete administrative compromise without prior credentials.

Official resources

2024-09-24