CVE-2024-41927

CVE-2024-41927 is a medium-severity vulnerability in Idec Kit-fc6a-24-kc Firmware with a CVSS 3.x base score of 4.6. 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-319.

Key facts

• Severity: Medium (CVSS 3.x base score 4.6)
• EPSS exploit prediction: 0% (5th percentile)
• Actively exploited: Not listed in CISA KEV
• EU (EUVD) id: EUVD-2024-39278
• Weakness: CWE-319
• Affected product: Idec Kit-fc6a-24-kc Firmware
• Published: 2024-09-04
• Last modified: 2026-06-17

Description

Cleartext transmission of sensitive information vulnerability exists in multiple IDEC PLCs. If an attacker sends a specific command to PLC's serial communication port, user credentials may be obtained. As a result, the program of the PLC may be obtained, and the PLC may be manipulated.

Frequently asked questions

What is CVE-2024-41927?

Cleartext transmission of sensitive information vulnerability exists in multiple IDEC PLCs. If an attacker sends a specific command to PLC's serial communication port, user credentials may be obtained. As a result, the program of the PLC may be obtained, and the PLC may be manipulated.

How severe is CVE-2024-41927?

CVE-2024-41927 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2024-41927 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-41927?

CVE-2024-41927 primarily affects Idec Kit-fc6a-24-kc Firmware. In total, 91 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-41927?

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

Does CVE-2024-41927 have an EU (EUVD) identifier?

Yes. CVE-2024-41927 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-39278.

When was CVE-2024-41927 published?

CVE-2024-41927 was published on 2024-09-04 and last updated on 2026-06-17.

References

• https://jvn.jp/en/vu/JVNVU96959731/
• https://us.idec.com/media/24-RD-0256-EN-b.pdf

Affected products (91)

• cpe:2.3:o:idec:kit-fc6a-24-kc_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-24-pc_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-24-ra_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-24-ra-hg1g_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-24-ra-hg2g-5tn_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-24-ra-hg2g-5tt_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-24-rc-hg1g_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-24-rc_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-24-rc-hg2g-5tn_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-24-rc-hg2g-5tt_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-c24r-hg2g-vhp_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-c24r-hg3g-v8hp_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-c24r-hg3g-vahp_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-c24r-hg4g-vhp_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-c24r-hg5g-vhp_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-16-pc_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-16-ra_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-16-kc_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-16-ra-hg1g_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-16-ra-hg2g-5tn_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-16-ra-hg2g-5tt_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-16-rc_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-16-rc-hg2g-5tn_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-16-rc-hg1g_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-16-rc-hg2g-5tt_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-16-kd_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-16-pd_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-c16r-hg2g-vhp_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-c16r-hg3g-v8hp_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-c16r-hg3g-vahp_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-c16r-hg5g-vhp_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-16-rd_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-40-kd_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-40-pc_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-40-pd_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-40-ra_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-40-rd_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-40-rc_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-d16p-hg1g_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:idec:kit-fc6a-d16p-hg2g-5tn_firmware:*:*:*:*:*:*:*:*

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