CVE-2023-5407 describes a denial-of-service vulnerability in Honeywell controllers, allowing an unauthenticated attacker to disrupt operations by sending a specially crafted message. With a CVSS score of 5.9 (Medium), this vulnerability requires high attack complexity but can lead to a complete loss of availability for affected systems. There is currently no public exploit code, evidence of active exploitation, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| Honeywell | C300 | >= 511.1, <= 511.5 TCU4 HF3, >= 520.1, <= 520.1 TCU4, >= 520.2, <= 520.2 TCU4CNA affecteddefault unaffected | |
| Honeywell | C300 | >= 510.1, <= 510.2 HF13, >= 511.1, <= 511.5 TCU4 HF3, >= 520.1, <= 520.1 TCU4, >= 520.2, <= 520.2 TCU4CNA affecteddefault unaffected | |
| Honeywell | C300 | >= 520.2 TCU4 HFR2, <= 511.5 TCU4 HF3, >= 520.1, <= 520.1 TCU4, >= 520.2, <= 520.2 TCU4CNA affecteddefault unaffected |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.