How severe is CVE-2023-5390?

CVE-2023-5390 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2023-5390 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-5390?

CVE-2023-5390 primarily affects Honeywell Controledge Unit Operations Controller Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-5390?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-5390 have an EU (EUVD) identifier?

Yes. CVE-2023-5390 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-57705.

When was CVE-2023-5390 published?

CVE-2023-5390 was published on 2024-01-31 and last updated on 2026-06-17.

CVE-2023-5390

CVE-2023-5390 is a medium-severity vulnerability in Honeywell Controledge Unit Operations Controller Firmware with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-57705
Weakness: CWE-22
Affected product: Honeywell Controledge Unit Operations Controller Firmware
Published: 2024-01-31
Last modified: 2026-06-17

Description

An attacker could potentially exploit this vulnerability, leading to files being read from the Honeywell Experion ControlEdge VirtualUOC and ControlEdge UOC. This exploit could be used to read files from the controller that may expose limited information from the device. Honeywell recommends updating to the most recent version of the product. See Honeywell Security Notification for recommendations on upgrading and versioning.

Frequently asked questions

What is CVE-2023-5390?: An attacker could potentially exploit this vulnerability, leading to files being read from the Honeywell Experion ControlEdge VirtualUOC and ControlEdge UOC. This exploit could be used to read files from the controller that may expose limited information from the device. Honeywell recommends updating to the most recent version of the product. See Honeywell Security Notification for recommendations on upgrading and versioning.
How severe is CVE-2023-5390?: CVE-2023-5390 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2023-5390 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-5390?: CVE-2023-5390 primarily affects Honeywell Controledge Unit Operations Controller Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-5390?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-5390 have an EU (EUVD) identifier?: Yes. CVE-2023-5390 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-57705.
When was CVE-2023-5390 published?: CVE-2023-5390 was published on 2024-01-31 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:honeywell:controledge_unit_operations_controller_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:honeywell:controledge_virtual_unit_operations_controller_firmware:-:*:*:*:*:*:*:*

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