Vulnerability · Published Apr 11, 2024 · Assigned by Honeywell
CVE-2023-5392
High 7.5
In plain English
A high-severity security flaw in C300 from Honeywell. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 41% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.5%top 58.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
C300 information leak due to an analysis feature which allows extracting more memory over the network than required by the function. Honeywell recommends updating to the most recent version of the product. See Honeywell Security Notification for recommendations on upgrading and versioning.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Honeywell | C300 | 520.2 – through 520.2 TCU4510.1 – through 510.2 HF13520.1 – through 520.1 TCU4511.1 – through 511.5 TCU4 HF3 |
| Honeywell | C300 | 520.2 – through 520.2 TCU4511.1 – through 511.5 TCU4 HF3520.1 – through 520.1 TCU4 |
| Honeywell | C300 | 520.2 – through 520.2 TCU4520.1 – through 520.1 TCU4520.2 TCU4 HFR2 – through 511.5 TCU4 HF3 |
Weakness: CWE-1295 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N