CVE-2020-18753

9.8 criticalEPSS 1.5%

Critical (9.8) in dcce mac1100 plc firmware. EPSS 1.5% chance of exploitation in the next 30 days.

An issue in Dut Computer Control Engineering Co.'s PLC MAC1100 allows attackers to gain access to the system and escalate privileges via a crafted packet.

Severity

CVSS 3.1

9.8 critical

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

EPSS: 1.5% chance of exploitation in the next 30 days; higher than 74% of CVEs (scores of 2026-10-31)
CWE: CWE-862
Published: 2021-08-13
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

dcce:mac1100_plc_firmware

References

https://github.com/Ni9htMar3/vulnerability/blob/master/PLC/DCCE/DCCE%20MAC1100%20PLC_start-stop.md
https://github.com/Ni9htMar3/vulnerability/blob/master/PLC/DCCE/DCCE%20MAC1100%20PLC_start-stop.md

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