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CVE-2020-7559

nvd nist
Published: Nov 19, 2020Modified: Nov 21, 2024

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7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 3.6
Source: NVD

Description

A CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability exists in PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) that could cause a crash of the PLC simulator present in EcoStruxureª Control Expert software when receiving a specially crafted request over Modbus.

Affected (1)

Schneider Electric
1 product
Ecostruxure Control Expert
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Ecostruxure Control Expert
All versions

Related CWEs

CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
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.

References (4)

Source: cybersecurity@se.com
PatchProductVendor Advisory
Source: cybersecurity@se.com
ExploitThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
PatchProductVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitThird Party Advisory

Timeline

No history available yet.