TI-2020-13463 Aliases CVE-2020-18756 GHSA-j2x2-prpm-jc88

An arbitrary memory access vulnerability in the EPA protocol of Dut Computer Control…

LOW 35CWE-125Published 2021-08-13 · Updated 2024-08-04

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Information disclosure
Confidentiality · integrity · availability: High · None · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-125 and the CVSS impact.

Summary

An arbitrary memory access vulnerability in the EPA protocol of Dut Computer Control Engineering Co.'s PLC MAC1100 allows attackers to read the contents of any variable area.

Why it matters now

EPSS 0.01311 70th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:dcce:mac1100_plc_firmware:-:::::::*	not specified by NVD	Vulnerable	Dcce
cpe:2.3:h:dcce:mac1100_plc:-:::::::*	not specified by NVD	Running on	Dcce

cpe:2.3:o:dcce:mac1100_plc_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Dcce
cpe:2.3:h:dcce:mac1100_plc:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dcce

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2020-18756
2026-10-03 Alias added: GHSA-j2x2-prpm-jc88

References

Exploit 1

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

TI-2020-13465 An issue in Dut Computer Control Engineering Co.'s PLC MAC1100 allows attackers to execute arbitrary code. CVSS 3.1CRITICAL 9.8
TI-2020-13461 An issue in Dut Computer Control Engineering Co.'s PLC MAC1100 allows attackers to gain… CVSS 3.1CRITICAL 9.8
TI-2020-13462 An information disclosure vulnerability exists within Dut Computer Control Engineering Co.'s PLC MAC1100. CVSS 3.1HIGH 7.5
TI-2020-13464 An issue in Dut Computer Control Engineering Co.'s PLC MAC1100 allows attackers to cause… CVSS 3.1HIGH 7.5
TI-2020-13466 An information disclosure vulnerability exists in the EPA protocol of Dut Computer… CVSS 3.1HIGH 7.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences