Description
Improper Handling of Length Parameter Inconsistency vulnerability in Mitsubishi Electric Corporation MELSEC-Q Series Q03UDVCPU, Q04UDVCPU, Q06UDVCPU, Q13UDVCPU, Q26UDVCPU, Q04UDPVCPU, Q06UDPVCPU, Q13UDPVCPU, and Q26UDPVCPU with the first 5 digits of serial No. "24082" to "27081" allows a remote attacker to cause an integer underflow by sending specially crafted packets to the affected product to stop Ethernet communication and the execution of control programs on the product, when the user authentication function is enabled. The user authentication function is enabled by default only when settings are configured by GX Works2, which complies with the Cybersecurity Law of the People's Republic of China, and is normally disabled.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Mitsubishi Electric Corporation MELSEC-Q Series Q03UDVCPU
Default version status: unaffected
The first 5 digits of serial No. "24082" to "27081"affected
Mitsubishi Electric Corporation MELSEC-Q Series Q04UDVCPU
Default version status: unaffected
The first 5 digits of serial No. "24082" to "27081"affected
Mitsubishi Electric Corporation MELSEC-Q Series Q06UDVCPU
Default version status: unaffected
The first 5 digits of serial No. "24082" to "27081"affected
Mitsubishi Electric Corporation MELSEC-Q Series Q13UDVCPU
Default version status: unaffected
The first 5 digits of serial No. "24082" to "27081"affected
Mitsubishi Electric Corporation MELSEC-Q Series Q26UDVCPU
Default version status: unaffected
The first 5 digits of serial No. "24082" to "27081"affected
Mitsubishi Electric Corporation MELSEC-Q Series Q04UDPVCPU
Default version status: unaffected
The first 5 digits of serial No. "24082" to "27081"affected
Mitsubishi Electric Corporation MELSEC-Q Series Q06UDPVCPU
Default version status: unaffected
The first 5 digits of serial No. "24082" to "27081"affected
Mitsubishi Electric Corporation MELSEC-Q Series Q13UDPVCPU
Default version status: unaffected
The first 5 digits of serial No. "24082" to "27081"affected
Mitsubishi Electric Corporation MELSEC-Q Series Q26UDPVCPU
Default version status: unaffected
The first 5 digits of serial No. "24082" to "27081"affected