Vulnerability · Published Apr 17, 2024 · Assigned by Honeywell
CVE-2023-5397
High 8.1
In plain English
A high-severity improper input validation in Experion Server from Honeywell. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 56% of all known vulnerabilities).
Severity (CVSS 3.1)8.1High
Exploit odds (30 days)0.8%top 44.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Server receiving a malformed message to create a new connection could lead to an attacker performing remote code execution or causing a failure. See Honeywell Security Notification for recommendations on upgrading and versioning.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Honeywell | Experion Server | 520.2 – through 520.2 TCU4510.1 – through 510.2 HF13520.1 – through 520.1 TCU4511.1 – through 511.5 TCU4 HF3 |
| Honeywell | Experion Server | 520.2 – through 520.2 TCU4511.1 – through 511.5 TCU4 HF3520.1 – through 520.1 TCU4 |
| Honeywell | Experion Server | 520.2 – through 520.2 TCU4520.1 – through 520.1 TCU4520.2 TCU4 HFR2 – through 511.5 TCU4 HF3 |
Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H