How severe is CVE-2023-46144?

CVE-2023-46144 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2023-46144 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-46144?

CVE-2023-46144 primarily affects Phoenixcontact Plcnext Engineer. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-46144?

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

When was CVE-2023-46144 published?

CVE-2023-46144 was published on 2023-12-14 and last updated on 2026-06-17.

CVE-2023-46144

CVE-2023-46144 is a medium-severity vulnerability in Phoenixcontact Plcnext Engineer with a CVSS 3.x base score of 6.5. 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-494.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-494
Affected product: Phoenixcontact Plcnext Engineer
Published: 2023-12-14
Last modified: 2026-06-17

Description

A download of code without integrity check vulnerability in PLCnext products allows an remote attacker with low privileges to compromise integrity on the affected engineering station and the connected devices.

Frequently asked questions

What is CVE-2023-46144?: A download of code without integrity check vulnerability in PLCnext products allows an remote attacker with low privileges to compromise integrity on the affected engineering station and the connected devices.
How severe is CVE-2023-46144?: CVE-2023-46144 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2023-46144 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-46144?: CVE-2023-46144 primarily affects Phoenixcontact Plcnext Engineer. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-46144?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-46144 published?: CVE-2023-46144 was published on 2023-12-14 and last updated on 2026-06-17.

References

https://https://cert.vde.com/en/advisories/VDE-2023-056/

Affected products (9)

cpe:2.3:o:phoenixcontact:axc_f_1152_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:axc_f_2152_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:axc_f_3152_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:bpc_9102s_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:epc_1502_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:epc_1522_firmware:*:*:*:*:*:*:*:*
cpe:2.3:a:phoenixcontact:plcnext_engineer:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:rfc_4072r_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:rfc_4072s_firmware:*:*:*:*:*:*:*:*

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