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Vulnerability · Published Jan 30, 2024 · Assigned by Honeywell

CVE-2023-5389

Critical 9.1

In plain English

A critical-severity security flaw in ControlEdge UOC 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)9.1Critical
Exploit odds (30 days)0.8%top 43.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

An attacker could potentially exploit this vulnerability, leading to the ability to modify files on Honeywell Experion ControlEdge VirtualUOC and ControlEdge UOC . This exploit could be used to write a file that may result in unexpected behavior based on configuration changes or updating of files that could result in subsequent execution of a malicious application if triggered. 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)

VendorProductVersions
Honeywell ControlEdge UOC 520.2 – through 520.2 TCU4510.1 – through 510.2 HF13520.1 – through 520.1 TCU4511.1 – through 511.5 TCU4 HF3
Honeywell ControlEdge UOC 520.2 – through 520.2 TCU4511.1 – through 511.5 TCU4 HF3520.1 – through 520.1 TCU4
Honeywell ControlEdge UOC 520.2 – through 520.2 TCU4520.1 – through 520.1 TCU4520.2 TCU4 HFR2 – through 511.5 TCU4 HF3

Weakness: CWE-749 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

References