CVE-2020-18756

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2020-18756
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.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References
Link Resource
https://github.com/Ni9htMar3/vulnerability/blob/master/PLC/DCCE/DCCE%20MAC1100%20PLC_read.md Exploit Third Party Advisory
https://github.com/Ni9htMar3/vulnerability/blob/master/PLC/DCCE/DCCE%20MAC1100%20PLC_read.md Exploit Third Party Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:dcce:mac1100_plc_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:dcce:mac1100_plc:-:*:*:*:*:*:*:*
History

21 Nov 2024, 05:08

Type Values Removed Values Added
References () https://github.com/Ni9htMar3/vulnerability/blob/master/PLC/DCCE/DCCE%20MAC1100%20PLC_read.md - Exploit, Third Party Advisory () https://github.com/Ni9htMar3/vulnerability/blob/master/PLC/DCCE/DCCE%20MAC1100%20PLC_read.md - Exploit, Third Party Advisory

25 Aug 2021, 16:10

Type Values Removed Values Added
CPE cpe:2.3:o:dcce:mac1100_plc_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:dcce:mac1100_plc:-:*:*:*:*:*:*:*
References (MISC) https://github.com/Ni9htMar3/vulnerability/blob/master/PLC/DCCE/DCCE%20MAC1100%20PLC_read.md - (MISC) https://github.com/Ni9htMar3/vulnerability/blob/master/PLC/DCCE/DCCE%20MAC1100%20PLC_read.md - Exploit, Third Party Advisory
CVSS v2 : unknown
v3 : unknown 		v2 : 5.0
v3 : 7.5
CWE CWE-125

13 Aug 2021, 17:32

Type Values Removed Values Added
New CVE
Information

Published : 2021-08-13 17:15

Updated : 2024-11-21 05:08

NVD link : CVE-2020-18756

Mitre link : CVE-2020-18756

CVE.ORG link : CVE-2020-18756

JSON object : View

Products Affected

dcce

  • mac1100_plc
  • mac1100_plc_firmware
CWE
CWE-125

Out-of-bounds Read