TCP/IP function included in the firmware of Mitsubishi Electric GOT2000 series (CoreOS with version -Y and earlier installed in GT27 Model, GT25 Model, and GT23 Model) contains a buffer overflow vulnerability, which may allow a remote attacker to stop the network functions of the products or execute a malicious program via a specially crafted packet.
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.
Link | Tags |
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https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-005_en.pdf | vendor advisory |
https://jvn.jp/en/vu/JVNVU95413676/index.html | third party advisory |