CVE-2024-1916

criticalpriority · track · 0EPSS 0.011 · 65 %ileEURUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
1.07% (65th) EPSS
CVSS 9.8 · critical
Is it mine?
117 products
Check your exposure
Who says so?
4 sources
cnnvd · enisa_euvd · fstec_bdu · cisa_csaf_ot

EPSS · scored 2026-10-27

Integer Overflow or Wraparound vulnerability in Mitsubishi Electric Corporation MELSEC-Q Series and MELSEC-L Series CPU modules allows a remote unauthenticated attacker to execute malicious code on a target product by sending a specially crafted packet.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

  • FixedMELSEC-Q Series Q03UDECPUcisa_csaf_ot

    MELSEC-Q Series Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: firmware versions where the first 5 digits of serial No. "26062" or later

  • FixedMELSEC-Q Series Q04UDEHCPUcisa_csaf_ot

    MELSEC-Q Series Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: firmware versions where the first 5 digits of serial No. "26062" or later

  • FixedMELSEC-Q Series Q06UDEHCPUcisa_csaf_ot

    MELSEC-Q Series Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: firmware versions where the first 5 digits of serial No. "26062" or later

  • FixedMELSEC-Q Series Q100UDEHCPUcisa_csaf_ot

    MELSEC-Q Series Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: firmware versions where the first 5 digits of serial No. "26062" or later

  • FixedMELSEC-Q Series Q10UDEHCPUcisa_csaf_ot

    MELSEC-Q Series Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: firmware versions where the first 5 digits of serial No. "26062" or later

  • FixedMELSEC-Q Series Q13UDEHCPUcisa_csaf_ot

    MELSEC-Q Series Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: firmware versions where the first 5 digits of serial No. "26062" or later

  • FixedMELSEC-Q Series Q20UDEHCPUcisa_csaf_ot

    MELSEC-Q Series Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: firmware versions where the first 5 digits of serial No. "26062" or later

  • FixedMELSEC-Q Series Q26UDEHCPUcisa_csaf_ot

    MELSEC-Q Series Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: firmware versions where the first 5 digits of serial No. "26062" or later

  • FixedMELSEC-Q Series Q50UDEHCPUcisa_csaf_ot

    MELSEC-Q Series Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: firmware versions where the first 5 digits of serial No. "26062" or later

  • MitigationMELSEC-L Series L02CPU(-P)cisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-L Series L06CPU(-P)cisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-L Series L26CPU(-P)cisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-L Series L26CPU-(P)BTcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q03UDECPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q03UDVCPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q04UDEHCPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q04UDPVCPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q04UDVCPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q06UDEHCPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q06UDPVCPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q06UDVCPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q100UDEHCPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q10UDEHCPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q13UDEHCPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q13UDPVCPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q13UDVCPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q20UDEHCPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q26UDEHCPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q26UDPVCPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q26UDVCPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

  • MitigationMELSEC-Q Series Q50UDEHCPUcisa_csaf_ot

    Install antivirus software on your personal computer that can access the affected product.

02

cvss

Technical severity, 0–10. One row per scoring source.

9.8
010

base score 0–10 · higher = more severe · hover a vector to decode

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · CISA US
v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU
v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU
v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jpexploitability 3.9 · impact 5.9
v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
03

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS
04

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-190USCWE-190USCWE-190US
05

affected products (117)

Products and version ranges known to be affected.

showing 20 of 117
06

advisories (1)

Vendor and ecosystem advisories describing this.

  • ICSA-24-074-14Mitsubishi Electric MELSEC-Q/L Series (Update B)2024-03-14icsa · cisa_csaf_otUS

    Successful exploitation of these vulnerabilities could allow a remote attacker to be able to read arbitrary information or execute malicious code on a target product by sending a specially crafted packet.

07

also known as (5)

Other names and identifiers for this entity.

08

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bducisa_csaf_otNVDCVE.orgMITRE
published 2024-03-15modified 2026-06-17
09

references (10)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan