OCPP Firmware download is not properly locked
Priority LOW 36CWE-362Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
An unauthenticated remote attacker can trigger a firmware update download via the OCPP backend by supplying an invalid firmware file. This will cause the file to remain accessible for a short period before it is deleted due to improper locking during the cleanup process.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00338 27th percentileScored 2026-11-07
Fix Fixed CHARX SEC-3150 (Phoenix Contact): 1.9.1CHARX SEC-3100 (Phoenix Contact): 1.9.1+2 more products
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Phoenix Contact | CHARX SEC-3150 | 1.0.0 to before 1.9.1 | 1.9.1 | Patch available | CNA |
| Phoenix Contact | CHARX SEC-3100 | 1.0.0 to before 1.9.1 | 1.9.1 | Patch available | CNA |
| Phoenix Contact | CHARX SEC-3050 | 1.0.0 to before 1.9.1 | 1.9.1 | Patch available | CNA |
| Phoenix Contact | CHARX SEC-3000 | 1.0.0 to before 1.9.1 | 1.9.1 | Patch available | CNA |
- CHARX SEC-3150 VendorPhoenix Contact Affected 1.0.0 to before 1.9.1 Fixed in 1.9.1 Patch available CNA
- CHARX SEC-3100 VendorPhoenix Contact Affected 1.0.0 to before 1.9.1 Fixed in 1.9.1 Patch available CNA
- CHARX SEC-3050 VendorPhoenix Contact Affected 1.0.0 to before 1.9.1 Fixed in 1.9.1 Patch available CNA
- CHARX SEC-3000 VendorPhoenix Contact Affected 1.0.0 to before 1.9.1 Fixed in 1.9.1 Patch available CNA
Remediation
- Fix · CNA CHARX SEC-3150 (Phoenix Contact) Fixed in 1.9.1
- Fix · CNA CHARX SEC-3100 (Phoenix Contact) Fixed in 1.9.1
- Fix · CNA CHARX SEC-3050 (Phoenix Contact) Fixed in 1.9.1
- Fix · CNA CHARX SEC-3000 (Phoenix Contact) Fixed in 1.9.1
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Phoenix Contact CHARX SEC-3000, CHARX SEC-3050 and 2 more products 1.9.1
20 records Highest priority Priority MEDIUM 11 MEDIUM, 9 LOW
Other records, highest priority first
- TI-2026-32124 Firewall bypass during shutdownPriority MEDIUM 50
- TI-2026-32117 OCPP reconfiguration vulnerabilityPriority MEDIUM 49
- TI-2026-32106 Missing authentication for MQTT BrokerPriority MEDIUM 49
Timeline
- 2026-10-02 Threatist record created from CVE-2026-44102
- 2026-10-03 Alias added: GHSA-qrwj-j5f7-cjgm
References
More Phoenix Contact vulnerabilities
- TI-2014-07463 Phoenix Contact Software ProConOs and MultiProg Missing Authentication for Critical Function CVSS 2.0CRITICAL 10.0
- TI-2024-17093 PHOENIX CONTACT: Remote code execution in CHARX Series CVSS 3.1CRITICAL 9.8
- TI-2022-13692 Insufficient Verification of Data Vulnerability in PHOENIX CONTACT classic line industrial controllers CVSS 3.1CRITICAL 9.8
- TI-2026-21959 Remote code execution via uploading a malicious IODD file CVSS 3.1CRITICAL 9.8
- TI-2026-21940 Authentication Bypass in _account_log CVSS 3.1CRITICAL 9.8
- TI-2023-03334 PHOENIX CONTACT: OS Command Injection in WP 6xxx Web panels CVSS 3.1CRITICAL 10.0
Sources
- CVE-2026-44102 · CVE Program
- CVE-2026-44102 · NVD
- FIRST EPSS
- GHSA-qrwj-j5f7-cjgm · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences