NetSight
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high7.5

CVE-2020-5668

Uncontrolled resource consumption vulnerability in MELSEC iQ-R Series modules (R00/01/02CPU firmware version '19' and earlier, R04/08/16/32/120 (EN) CPU firmwa…

Impact

Uncontrolled resource consumption vulnerability in MELSEC iQ-R Series modules (R00/01/02CPU firmware version '19' and earlier, R04/08/16/32/120 (EN) CPU firmware version '51' and earlier, R08/16/32/120SFCPU firmware version '22' and earlier, R08/16/32/120PCPU firmware version '25' and earlier, R08/16/32/120PSFCPU firmware version '06' and earlier, RJ71EN71 firmware version '47' and earlier, RJ71GF11-T2 firmware version '47' and earlier, RJ72GF15-T2 firmware version '07' and earlier, RJ71GP21-SX firmware version '47' and earlier, RJ71GP21S-SX firmware version '47' and earlier, and RJ71GN11-T2 firmware version '11' and earlier) allows a remote unauthenticated attacker to cause an error in a CPU unit and cause a denial-of-service (DoS) condition in execution of the program and its communication, or to cause a denial-of-service (DoS) condition in communication via the unit by receiving a specially crafted SLMP packet

Affected products

VendorProductAffected versions
MitsubishielectricR00cpu Firmware
through 19
MitsubishielectricR01cpu Firmware
through 19
MitsubishielectricR02cpu Firmware
through 19
MitsubishielectricR04cpu Firmware
through 51
MitsubishielectricR08cpu Firmware
through 51
MitsubishielectricR16cpu Firmware
through 51
MitsubishielectricR32cpu Firmware
through 51
MitsubishielectricR120cpu Firmware
through 51
MitsubishielectricR08sfcpu Firmware
through 22
MitsubishielectricR16sfcpu Firmware
through 22
MitsubishielectricR32sfcpu Firmware
through 22
MitsubishielectricR120sfcpu Firmware
through 22

Weakness classification

CWE-400

References