DoS due to heap overflow
Priority MEDIUM 50CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
Server or Console Station DoS due to heap overflow occurring during the handling of a specially crafted message for a specific configuration operation. See Honeywell Security Notification for recommendations on upgrading and versioning.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00652 51st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
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 |
|---|---|---|---|---|---|
| Honeywell | Experion Server | 501.1 – 501.6HF8; 510.1 – 510.2HF12; 511.1 – 511.5TCU3; 520.1 – 520.1TCU4; 520.2 – 520.2TCU2 | — | No fix listed | CNA |
| Honeywell | Experion Station | 501.1 – 501.6HF8; 510.1 – 510.2HF12; 511.1 – 511.5TCU3; 520.1 – 520.1TCU4; 520.2 – 520.2TCU2 | — | No fix listed | CNA |
| Honeywell | Engineering Station | 510.1 – 511.5TCU3; 520.1 – 520.1TCU4; 520.2 – 520.2TCU2 | — | No fix listed | CNA |
| Honeywell | Direct Station | 510.5 – 511.5TCU3; 520.1 – 520.1TCU4; 520.2 – 520.2TCU2 | — | No fix listed | CNA |
- Experion Server VendorHoneywell Affected 501.1 – 501.6HF8; 510.1 – 510.2HF12; 511.1 – 511.5TCU3; 520.1 – 520.1TCU4; 520.2 – 520.2TCU2 Fixed in — No fix listed CNA
- Experion Station VendorHoneywell Affected 501.1 – 501.6HF8; 510.1 – 510.2HF12; 511.1 – 511.5TCU3; 520.1 – 520.1TCU4; 520.2 – 520.2TCU2 Fixed in — No fix listed CNA
- Engineering Station VendorHoneywell Affected 510.1 – 511.5TCU3; 520.1 – 520.1TCU4; 520.2 – 520.2TCU2 Fixed in — No fix listed CNA
- Direct Station VendorHoneywell Affected 510.5 – 511.5TCU3; 520.1 – 520.1TCU4; 520.2 – 520.2TCU2 Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:honeywell:experion_server:*:*:*:*:*:*:*:* | 501.1 – 501.6hf8; 510.1 – 510.2hf12; 511.1 – 511.5tcu3; 520.1 – 520.1tcu4; 520.2 – 520.2tcu2 | Vulnerable | Honeywell |
| cpe:2.3:a:honeywell:experion_station:*:*:*:*:*:*:*:* | 501.1 – 501.6hf8; 510.1 – 510.2hf12; 511.1 – 511.5tcu3; 520.1 – 520.1tcu4; 520.2 – 520.2tcu2 | Vulnerable | Honeywell |
| cpe:2.3:a:honeywell:engineering_station:*:*:*:*:*:*:*:* | 510.1 – 511.tcu3; 520.1 – 520.1tcu4; 520.2 – 520.2tcu2 | Vulnerable | Honeywell |
| cpe:2.3:a:honeywell:direct_station:*:*:*:*:*:*:*:* | 510.1 – 511.tcu3; 520.1 – 520.1tcu4; 520.2 – 520.2tcu2 | Vulnerable | Honeywell |
- cpe:2.3:a:honeywell:experion_server:*:*:*:*:*:*:*:* Versions 501.1 – 501.6hf8; 510.1 – 510.2hf12; 511.1 – 511.5tcu3; 520.1 – 520.1tcu4; 520.2 – 520.2tcu2 Vulnerable ·Honeywell
- cpe:2.3:a:honeywell:experion_station:*:*:*:*:*:*:*:* Versions 501.1 – 501.6hf8; 510.1 – 510.2hf12; 511.1 – 511.5tcu3; 520.1 – 520.1tcu4; 520.2 – 520.2tcu2 Vulnerable ·Honeywell
- cpe:2.3:a:honeywell:engineering_station:*:*:*:*:*:*:*:* Versions 510.1 – 511.tcu3; 520.1 – 520.1tcu4; 520.2 – 520.2tcu2 Vulnerable ·Honeywell
- cpe:2.3:a:honeywell:direct_station:*:*:*:*:*:*:*:* Versions 510.1 – 511.tcu3; 520.1 – 520.1tcu4; 520.2 – 520.2tcu2 Vulnerable ·Honeywell
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-25078
- 2026-10-03 Alias added: GHSA-rfcj-845f-v7qq
- 2026-10-14 EPSS moved to the 50th–90th percentile
References
More Honeywell Direct Station vulnerabilities
- TI-2023-09416 Server DoS due to heap overflow CVSS 3.1CRITICAL 9.8
- TI-2023-11193 Server Data type confusion - info leak CVSS 3.1HIGH 7.5
- TI-2023-10095 Server deserialization missing boundary checks - heap overflow in communication between server and controller CVSS 3.1HIGH 7.5
- TI-2023-08688 Server bad parsing implementation - stack overflow in server::get_db_path_for_driver CVSS 3.1HIGH 7.5
Sources
- CVE-2023-25078 · CVE Program
- CVE-2023-25078 · NVD
- FIRST EPSS
- GHSA-rfcj-845f-v7qq · GitHub Advisory Database · CC BY 4.0
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