CVE-2024-8933: schneider electric modicon m340 cpu (part numbers bmxp34*)

Vulnerability summary

CVE-2024-8933 is a high (CVSS 7.5) vulnerability in schneider electric modicon m340 cpu (part numbers bmxp34*). EPSS estimates a 0.29% chance of exploitation in the next 30 days, higher than 20.4% of scored vulnerabilities.

Timeline

1. 13-11-2024
   PublishedVulnerability first disclosed.
2. 13-11-2024
   Last modifiedVulnerability information updated.

Description

CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel vulnerability exists that could cause retrieval of password hash that could lead to denial of service and loss of confidentiality and integrity of controllers. To be successful, the attacker needs to inject themself inside the logical network while a valid user uploads or downloads a project file into the controller.

• CWE-924Improper Enforcement of Message Integrity During Transmission in a Communication ChannelThe product establishes a communication channel with an endpoint and receives a message from that endpoint, but it does not sufficiently ensure that the message was not modified during transmission.