CVE-2023-5407
Controller denial of service due to improper handling of a specially crafted message received by...
Controller denial of service due to improper handling of a specially crafted message received by the controller.
See Honeywell Security Notification for recommendations on upgrading and versioning.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Controller denial of service due to improper handling of a specially crafted message received by the controller.
See Honeywell Security Notification for recommendations on upgrading and versioning.
- Record
CVE-2023-5407- CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-121
- Updated
- 2026-11-02
EUVDEUVD-2023-57722
Controller denial of service due to improper handling of a specially crafted message received by the controller.
See Honeywell Security Notification for recommendations on upgrading and versioning.
- Record
EUVD-2023-57722- CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-qppc-rv3c-f6g6
Controller denial of service due to improper handling of a specially crafted message received by...
Controller denial of service due to improper handling of a specially crafted message received by the controller.
See Honeywell Security Notification for recommendations on upgrading and versioning.
- Record
GHSA-qppc-rv3c-f6g6- CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-121
- Updated
- 2026-11-02
NVD
Controller denial of service due to improper handling of a specially crafted message received by the controller.
See Honeywell Security Notification for recommendations on upgrading and versioning.
- Record
CVE-2023-5407- CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-121
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-5407 is a medium vulnerability (CVSS 5.9) in Honeywell C300, published April 17, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.44%, the 38th percentile. No source names a fixed version.