Cyber Resilience

CVE-2023-5389

Critical

Published: 30 January 2024

Published
30 January 2024
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
EPSS Score 0.0013 32.5th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-5389 is a critical-severity Exposed Dangerous Method or Function (CWE-749) vulnerability in Honeywell Controledge Unit Operations Controller Firmware. Its CVSS base score is 9.1 (Critical).

Operationally, ranked at the 32.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

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.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

honeywell
controledge unit operations controller firmware
all versions
honeywell
controledge virtual unit operations controller firmware
all versions

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-749

Explicitly prohibiting dangerous or unnecessary functions and services prevents exposure of methods that could be directly exploited.

addresses: CWE-749

Minimal functionality removes or avoids exposure of dangerous methods and functions.

References