Executive Summary
In June 2024, a major disruption struck multiple European airports, including London Heathrow, after a cyberattack targeted a third-party provider responsible for check-in kiosk software. The supply-chain attack led to widespread check-in outages, flight delays, and cancellations, impacting thousands of travelers over the weekend. Initial investigation suggests that attackers compromised the software vendor’s infrastructure—potentially with ransomware or through lateral movement via third-party access—causing operational downtime for airlines and airport operators relying on their services. The incident highlights growing dependency risks stemming from the use of specialized external IT vendors in critical national infrastructure, especially in aviation.
This event underscores the accelerating trend of supply-chain attacks, where threat actors exploit weaker links outside direct company control. With aviation systems under heightened scrutiny and ransomware groups often targeting critical operations, organizations across sectors must reevaluate third-party security, segmentation, and visibility to mitigate cascading impacts from vendor compromises.
Why This Matters Now
Airports and airlines depend heavily on specialized third-party software, making their operations vulnerable to vendor-targeted cyberattacks. The urgency stems from a rise in supply-chain incidents that disrupt entire sectors, as attackers increasingly bypass direct network defenses by exploiting partners—a trend demanding immediate action on third-party risk management and segmented architectures.
Attack Path Analysis
Attackers compromised a third-party software provider for airport check-in kiosks, likely via exploiting supply chain access. With initial access, they escalated privileges to obtain deeper foothold into backend systems. The adversaries moved laterally, potentially accessing airport IT infrastructure interconnected with the provider. They established command and control to maintain persistence and coordinate activity. Data—including operational or personal data—could have been exfiltrated via outbound channels. Ultimately, critical airport operations were disrupted, leading to check-in failures and flight delays.
Kill Chain Progression
Initial Compromise
Description
Attackers gained access by exploiting vulnerabilities or compromised credentials at the software provider for airport check-in kiosks, leveraging a supply chain attack vector.
Related CVEs
CVE-2025-25711
CVSS 8.8A privilege escalation vulnerability in dtp.ae tNexus Airport View version 2.8 allows remote attackers to manipulate the ProfileID value, granting unauthorized access to the [tnexus/rest/admin/updateUser] API endpoint.
Affected Products:
dtp.ae tNexus Airport View – 2.8
Exploit Status:
proof of conceptCVE-2024-10559
CVSS 5.3A buffer overflow vulnerability in SourceCodester Airport Booking Management System 1.0 allows local attackers to exploit the 'Details' function via the 'passport/name' argument, potentially leading to arbitrary code execution.
Affected Products:
SourceCodester Airport Booking Management System – 1.0
Exploit Status:
proof of conceptCVE-2025-12223
CVSS 7.5An unrestricted file upload vulnerability in Bdtask Flight Booking Software up to version 3.1 allows remote attackers to upload arbitrary files via the '/b2c/package-information' endpoint.
Affected Products:
Bdtask Flight Booking Software – <= 3.1
Exploit Status:
proof of concept
MITRE ATT&CK® Techniques
Supply Chain Compromise
Data Manipulation
Service Stop
Endpoint Denial of Service
Native API
Valid Accounts
Windows Management Instrumentation
Potential Compliance Exposure
Mapping incident impact across multiple compliance frameworks.
PCI DSS 4.0 – Supplier Risk Management
Control ID: 12.8.2
NYDFS 23 NYCRR 500 – Third Party Service Provider Security Policy
Control ID: 500.11
DORA (Digital Operational Resilience Act) – ICT Third-Party Risk Management
Control ID: Article 28
CISA Zero Trust Maturity Model 2.0 – Vendor and Supply Chain Monitoring
Control ID: Step 6: Supply Chain Risk Management
NIS2 Directive – Supply Chain Security
Control ID: Article 21(2)(d)
Sector Implications
Industry-specific impact of the vulnerabilities, including operational, regulatory, and cloud security risks.
Airlines/Aviation
Direct impact from check-in kiosk software supply-chain attack causing flight delays and cancellations, requiring enhanced egress security and third-party vendor controls.
Computer Software/Engineering
Supply-chain vulnerabilities in critical infrastructure software demand zero trust segmentation, threat detection capabilities, and secure development practices for vendor relationships.
Transportation
Cascading effects from aviation disruptions highlight need for multicloud visibility, anomaly detection, and resilient hybrid connectivity across transportation infrastructure networks.
Information Technology/IT
Third-party software attacks require comprehensive cloud native security fabric, inline IPS protection, and encrypted traffic monitoring for IT service providers.
Sources
- Airport Chaos Shows Human Impact of 3rd-Party Attackshttps://www.darkreading.com/cyberattacks-data-breaches/airport-chaos-human-impact-3rd-party-attacksVerified
- Cyberattack hits check-in systems at some of Europe’s busiest airportshttps://www.aljazeera.com/news/2025/9/20/cyberattack-hits-check-in-systems-at-some-of-europes-busiest-airportsVerified
- Cyberattack disrupts European airports including Heathrow, Berlinhttps://www.scmp.com/news/world/europe/article/3326254/cyberattack-disrupts-european-airports-including-heathrow-berlinVerified
- Cyberattack on Collins Aerospace check-in system disrupts flights at Heathrow, Brussels and Berlinhttps://saudigazette.com.sa/article/655132Verified
Frequently Asked Questions
Cloud Native Security Fabric Mitigations and ControlsCNSF
Zero Trust segmentation, workload isolation, east-west and egress controls would have restricted adversary movement, detected anomalies, and limited the blast radius from the third-party intrusion. Continuous visibility and distributed enforcement could have contained the attack before operational disruption occurred.
Control: Cloud Native Security Fabric (CNSF)
Mitigation: Improved baseline visibility and inline policy validation can detect anomalous provider access.
Control: Zero Trust Segmentation
Mitigation: Enforces least privilege boundaries to prevent privilege escalation impacting critical workloads.
Control: East-West Traffic Security
Mitigation: Internal network visibility and segmentation block unauthorized lateral movements.
Control: Egress Security & Policy Enforcement
Mitigation: Outbound policy restricts malicious communication channels and flags C2 traffic.
Control: Encrypted Traffic (HPE) & Egress Security & Policy Enforcement
Mitigation: Encrypted channels for legitimate data and monitoring for abnormal outbound flows limit exfiltration risks.
Early detection of operational anomalies and threat activity helps mitigate business disruption.
Impact at a Glance
Affected Business Functions
- Check-in systems
- Boarding processes
- Baggage handling
Estimated downtime: 2 days
Estimated loss: $5,000,000
No confirmed data exposure; however, potential risk to passenger information due to system compromise.
Recommended Actions
Key Takeaways & Next Steps
- • Enforce Zero Trust segmentation and least privilege policies across all third-party and cloud workloads.
- • Apply east-west traffic monitoring and microsegmentation to limit lateral attacker movement within hybrid and cloud environments.
- • Deploy centralized, automated egress controls to block unauthorized outbound communications and data exfiltration attempts.
- • Leverage continuous visibility and real-time anomaly detection to identify and respond to suspicious behaviors promptly.
- • Regularly assess and secure supply chain integrations, ensuring robust identity and access management for all external software providers.
