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CVE-2019-13555

MEDIUMCVSS 5.9/10EPSS 1.52%

Last modified

CVE-2019-13555 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. 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.. EPSS estimates a 1.52% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
5.9/10

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

EPSS Probability
1.52%

71.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
MitsubishielectricQ03\/04\/06\/13\/26udvcpu Firmware<= 21081
MitsubishielectricQ04\/06\/13\/26udpvcpu Firmware<= 21081
MitsubishielectricQ03udecpu Firmware<= 21081
MitsubishielectricQ04\/06\/10\/13\/20\/26\/50\/100udehcpu Firmware<= 21081
MitsubishielectricL02\/06\/26cpu Firmware<= 21101
MitsubishielectricL26cpu-Bt Firmware<= 21101
MitsubishielectricL02\/06\/26cpu-P Firmware<= 21101
MitsubishielectricL26cpu-Pbt Firmware<= 21101
MitsubishielectricL02\/06\/26cpu-Cm Firmware<= 21101
MitsubishielectricL26cpu-Bt-Cm Firmware<= 21101

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-13555?
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.
How severe is CVE-2019-13555?
CVE-2019-13555 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 1.52% probability of exploitation in the next 30 days.
How do I fix CVE-2019-13555?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST