CVE-2019-13555

MEDIUM
5.9
CVSS Score
Published: November 13, 2019 at 10:27 PM UTC
Updated: June 17, 2026 at 02:16 AM UTC
22 products affected across 1 vendorL26CPU Pbt FirmwareQ03UDECPU FirmwareL26CPU Bt Firmware

Using Mitsubishi Electric MELSEC-Q Series Q03/04/06/13/26UDVCPU: serial number 21081 and prior, Q04/06/13/26UDPVCPU: serial number 21081 and prior, and Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: serial number 21081 and prior. MELSEC-L Series L02/06/26CPU, L26CPU-BT: serial number 21101 and prior, L02/06/26CPU-P, L26CPU-PBT: serial number 21101 and prior, and L02/06/26CPU-CM, L26CPU-BT-CM: serial number 21101 and prior. by N/A?

Get instant alerts when new vulnerabilities affect Mitsubishi Electric MELSEC-Q Series Q03/04/06/13/26UDVCPU: serial number 21081 and prior, Q04/06/13/26UDPVCPU: serial number 21081 and prior, and Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: serial number 21081 and prior. MELSEC-L Series L02/06/26CPU, L26CPU-BT: serial number 21101 and prior, L02/06/26CPU-P, L26CPU-PBT: serial number 21101 and prior, and L02/06/26CPU-CM, L26CPU-BT-CM: serial number 21101 and prior. - before attackers find them.

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Severity
MEDIUM5.9
Exploit prediction
EPSS 2%

Description

In Mitsubishi Electric MELSEC-Q Series Q03/04/06/13/26UDVCPU: serial number 21081 and prior, Q04/06/13/26UDPVCPU: serial number 21081 and prior, and Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: serial number 21081 and prior, MELSEC-L Series L02/06/26CPU, L26CPU-BT: serial number 21101 and prior, L02/06/26CPU-P, L26CPU-PBT: serial number 21101 and prior, and L02/06/26CPU-CM, L26CPU-BT-CM: serial number 21101 and prior, a remote attacker can cause the FTP service to enter a denial-of-service condition dependent on the timing at which a remote attacker connects to the FTP server on the above CPU modules.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 21101
mitsubishielectric-l02-06-26cpu-cm (same device)
v ≤ 21101
mitsubishielectric-l02-06-26cpu (same device)
v ≤ 21101
mitsubishielectric-l02-06-26cpu-p (same device)
v ≤ 21101
mitsubishielectric-l26cpu-bt-cm (same device)
v ≤ 21101
mitsubishielectric-l26cpu-bt (same device)
v ≤ 21101
mitsubishielectric-l26cpu-pbt (same device)
v ≤ 21081
mitsubishielectric-q03-04-06-13-26udvcpu (same device)
v ≤ 21081
mitsubishielectric-q03udecpu (same device)
v ≤ 21081
mitsubishielectric-q04-06-10-13-20-26-50-100udehcpu (same device)
v ≤ 21081
mitsubishielectric-q04-06-13-26udpvcpu (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_MISCThird Party AdvisoryUS Government Resource
https://www.us-cert.gov/ics/advisories/icsa-19-311-01

CVSS

Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-400

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