How severe is CVE-2023-25078?

CVE-2023-25078 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-25078 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-25078?

CVE-2023-25078 primarily affects Honeywell Experion Server. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-25078?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-25078 published?

CVE-2023-25078 was published on 2023-07-13 and last updated on 2026-06-17.

CVE-2023-25078

CVE-2023-25078 is a critical-severity vulnerability in Honeywell Experion Server with a CVSS 3.x base score of 9.8. 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-787.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Honeywell Experion Server
Published: 2023-07-13
Last modified: 2026-06-17

Description

Server or Console Station DoS due to heap overflow occurring during the handling of a specially crafted message for a specific configuration operation. See Honeywell Security Notification for recommendations on upgrading and versioning.

Frequently asked questions

What is CVE-2023-25078?: Server or Console Station DoS due to heap overflow occurring during the handling of a specially crafted message for a specific configuration operation. See Honeywell Security Notification for recommendations on upgrading and versioning.
How severe is CVE-2023-25078?: CVE-2023-25078 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-25078 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-25078?: CVE-2023-25078 primarily affects Honeywell Experion Server. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-25078?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-25078 published?: CVE-2023-25078 was published on 2023-07-13 and last updated on 2026-06-17.

References

https://process.honeywell.com

Affected products (4)

cpe:2.3:a:honeywell:experion_server:*:*:*:*:*:*:*:*
cpe:2.3:a:honeywell:experion_station:*:*:*:*:*:*:*:*
cpe:2.3:a:honeywell:engineering_station:*:*:*:*:*:*:*:*
cpe:2.3:a:honeywell:direct_station:*:*:*:*:*:*:*:*

More vulnerabilities in Honeywell Experion Server

CVE-2023-23585 — Critical (CVSS 9.8): Experion server DoS due to heap overflow occurring during the handling of a specially crafted message for a specific…
CVE-2023-25948 — High (CVSS 7.5): Server information leak of configuration data when an error is generated in response to a specially crafted…
CVE-2023-24474 — High (CVSS 7.5): Experion server may experience a DoS due to a heap overflow which could occur when handling a specially crafted message
CVE-2023-22435 — High (CVSS 7.5): Experion server may experience a DoS due to a stack overflow when handling a specially crafted message.

All CVEs affecting Honeywell Experion Server →

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