
Executive summary
CISA published advisory ICSA-25-261-06 describing multiple vulnerabilities in Cognex In-Sight Explorer and In-Sight camera firmware (versions in the 5.x → 6.5.1 range). Successful exploitation may allow attackers to disclose sensitive information, steal credentials, or cause denial-of-service on vision systems. Affected devices are commonly used in manufacturing and industrial automation, so availability and integrity impacts are high for OT / ICS environments. CISA
What was disclosed (short)
- The advisory covers multiple CVEs affecting both the In-Sight Explorer host software and the firmware running on In-Sight cameras; issues include information disclosure, authentication/authorization weaknesses, and denial-of-service conditions. CISA
- Cognex publishes firmware and software updates on their support site — customers should confirm their camera models and In-Sight Explorer versions and follow vendor update guidance. Cognex Support
Who’s at risk
- Manufacturing plants, robotics lines, packaging, quality-inspection stations, and any environment that uses Cognex In-Sight cameras for machine-vision inspection. These devices often sit on the factory network and sometimes have management interfaces exposed to engineering or corporate networks — increasing blast radius if compromised. CISA
Affected versions / assets (how to quickly inventory)
- Use your asset inventory & network scans to find:
- In-Sight cameras running firmware up to 6.5.1 (check model-specific firmware matrices).
- Workstations running In-Sight Explorer (developer/engineer PCs).
- Cognex maintains firmware/software download pages and release notes — cross-reference installed versions against vendor updates. Cognex Support+1
Likely attacker goals & abuse cases
- Information disclosure: read configuration files, firmware info, or captured images (may expose sensitive process data).
- Credential theft: access saved management credentials, service account tokens, or SNMP/RPC credentials used by vision systems.
- Denial-of-Service: crash or brick camera or disrupt image capture, halting automated inspection and production.
- Persistence / supply-chain abuse: modify firmware or inject backdoors into processing flows and saved jobs.
Detection signals & hunt playbook (SOC / OT ops)
High-value telemetry to collect
- Camera management logs (In-Sight syslog / event logs).
- In-Sight Explorer application logs on engineering PCs.
- Network flows between cameras and management hosts (API/HTTP, FTP/TFTP, SMB) and any unexpected outbound connections from camera IPs.
- File system monitoring for changes to camera-related configuration files or unexpected firmware upload events.
Starter SIEM hunts (adapt to your fields)
A) Detect firmware upload / config push events
index=syslog OR index=camera_logs
| where message matches "firmware upload" OR message contains "update firmware" OR message contains "config replace"
| stats count by host, user, _time
B) Detect unexpected management access from unusual hosts
index=network_flows
| where dest_port IN (80,443,21,69,502) AND dest_ip IN ([camera_ip_list])
| where src_ip NOT IN (approved_engineering_subnets)
| stats count by src_ip, dest_ip, dest_port
C) Detect repeated camera reboots or availability loss
index=polling_status
| stats count by camera_id, status
| where status="offline" AND count > threshold within 10m
D) File integrity / artifact detection
- Alert on new
.job,.prj, or unknown binary blobs written to camera storage or management shares.
Immediate mitigation (what to do in first 24–72 hours)
- Inventory & isolate: Identify all In-Sight devices and In-Sight Explorer hosts; isolate cameras from untrusted networks (apply ACLs) if possible. Cognex Support
- Patch urgently: Follow Cognex/CISA guidance and apply vendor fixes for affected firmware/software versions as a priority. If vendor patch is not immediately available for a model, apply compensating controls below. CISA+1
- Lock down management interfaces: Restrict access to camera management ports (HTTP, HTTPS, FTP, TFTP, SMB, etc.) to a limited set of administration hosts via firewall rules or network segmentation.
- Rotate credentials: Change management passwords and any credentials stored for cameras (API keys, SNMP community strings, service accounts). Treat exposed credentials as compromised if you observed suspicious access.
- Disable unnecessary services: Turn off FTP/TFTP/SMB or any unused management protocols on cameras and engineer workstations.
- Increase logging & retention: Ensure camera and In-Sight Explorer logs are retained centrally for at least 90 days for forensic capability.
Medium / longer-term controls (1–12 weeks)
- Network segmentation: Place vision systems on a dedicated VLAN with strict egress rules; only allow required traffic to PLCs/HMIs and management hosts.
- Harden engineering workstations: Patch OS & In-Sight Explorer, run EDR, restrict developer tools to trusted accounts, block risky binaries.
- Deploy WAF / reverse proxy for management interfaces (if camera management must be accessible remotely) to filter malformed requests.
- Implement strong credential management: store camera/service creds in a secrets vault; remove any plaintext credentials from configs.
- Firmware integrity / allowlisting: where possible, validate firmware signatures and keep golden firmware images offline.
- Regular vulnerability scanning: include cameras in internal scans and follow Cognex advisories for new CVEs.
Incident response checklist (if you suspect compromise)
- Isolate affected camera(s) — pull network cable or place in quarantine VLAN.
- Preserve logs & memory (if device supports it) — collect management logs, FTP/TFTP transfer records, and In-Sight Explorer session records.
- Collect forensic images of device storage and any uploaded job files or unexpected binaries.
- Rotate credentials used for camera management and any systems the camera communicates with.
- Rebuild or reimage camera firmware from a known-good vendor image if compromise confirmed.
- Notify stakeholders & regulators as required (especially if PII/process IP was exposed).
- Post-incident: run root-cause analysis and harden configuration to prevent recurrence.
Communication guidance for ops & execs
- For OT leaders: emphasize availability risk — camera compromise can halt production lines; prioritize patching and segmentation budgets.
- For legal/comms: prepare notifications if IP or regulated data may have been captured by compromised vision systems.
- For procurement: require vendor SLAs for firmware security and a clear vulnerability response process from OEMs.
Quick playbook summary (priority list)
- Inventory all Cognex In-Sight devices + In-Sight Explorer hosts. Cognex Support
- Apply vendor patches (per CISA/Cognex advisory). CISA+1
- Isolate & firewall camera management interfaces.
- Rotate all related credentials and revoke exposed API tokens.
- Monitor for abnormal reboots, firmware uploads, or unexpected outgoing connections.
References (primary)
- CISA ICS Advisory ICSA-25-261-06 — Cognex In-Sight Explorer and In-Sight Camera Firmware. CISA
- Cognex In-Sight software & firmware support/downloads — check model firmware pages for updates. Cognex Support+1
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