CVE-2023-7244

Cisa Icsnpp-ethercat vulnerability

9.8 CRITICALEPSS 0.82%

Published1 Mar 2024

Description

Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat Zeek Plugin versions d78dda6 and prior are vulnerable to out-of-bounds write in their primary analyses function for Ethercat communication packets. This could allow an attacker to cause arbitrary code execution.

CVSS 3.1 breakdown

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Cisa Icsnpp-ethercat≤ d78dda6

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

Frequently asked

Is CVE-2023-7244 being actively exploited?

CVE-2023-7244 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.82%.

How severe is CVE-2023-7244?

CVE-2023-7244 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.82% probability of exploitation.

Which products are affected by CVE-2023-7244?

Affected products include Cisa Icsnpp-ethercat.

How do I fix CVE-2023-7244?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-7244 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.