CVE-2024-8936

high

Description

CWE-20: Improper Input Validation vulnerability exists that could lead to loss of confidentiality of controller memory after a successful Man-In-The-Middle attack followed by sending a crafted Modbus function call used to tamper with memory.

References

https://www.cisa.gov/news-events/ics-advisories/icsa-24-326-04

https://www.databreachtoday.com/schneider-electric-warns-critical-modicon-flaws-a-26804

https://download.schneider-electric.com/doc/SEVD-2024-317-03/SEVD-2024-317-03.pdf

Details

Source: Mitre, NVD

Published: 2024-11-13

Updated: 2024-11-13

Risk Information

CVSS v2

Base Score: 6.1

Vector: CVSS2#AV:N/AC:H/Au:N/C:C/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 6.5

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N

Severity: Medium

CVSS v4

Base Score: 8.3

Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N

Severity: High