Vulnerability · Published Jul 13, 2023 · Assigned by Honeywell

CVE-2023-24474Server deserialization missing boundary checks - heap overflow in communication between server and controller

High 7.5

In plain English

A high-severity heap buffer overflow in Direct Station from Honeywell. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 52% of all known vulnerabilities).

Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.7%top 48.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Experion server may experience a DoS due to a heap overflow which could occur when handling a specially crafted message

Affected products (as reported)

VendorProductVersions
Honeywell Experion Server 501.1 – through 501.6HF8510.1 – through 510.2HF12511.1 – through 511.5TCU3520.1 – through 520.1TCU4520.2 – through 520.2TCU2
Honeywell Experion Station 501.1 – through 501.6HF8510.1 – through 510.2HF12511.1 – through 511.5TCU3520.1 – through 520.1TCU4520.2 – through 520.2TCU2
Honeywell Engineering Station 510.1 – through 511.5TCU3520.1 – through 520.1TCU4520.2 – through 520.2TCU2
Honeywell Direct Station 510.5 – through 511.5TCU3520.1 – through 520.1TCU4520.2 – through 520.2TCU2

Weakness: CWE-122 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References