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CVE-2024-43647

Sept. 10, 2024, 12:09 p.m.

Tags

CWE-400
productcert@siemens.com
2024-09-10
CVE-2024-43647

CVSS Score

7.5 / 10

Product(s) Impacted

SIMATIC S7-200 SMART CPU CR40 (6ES7288-1CR40-0AA0)

  • All versions

SIMATIC S7-200 SMART CPU CR60 (6ES7288-1CR60-0AA0)

  • All versions

SIMATIC S7-200 SMART CPU SR20 (6ES7288-1SR20-0AA0)

  • All versions

SIMATIC S7-200 SMART CPU SR20 (6ES7288-1SR20-0AA1)

  • All versions

SIMATIC S7-200 SMART CPU SR30 (6ES7288-1SR30-0AA0)

  • All versions

SIMATIC S7-200 SMART CPU SR30 (6ES7288-1SR30-0AA1)

  • All versions

SIMATIC S7-200 SMART CPU SR40 (6ES7288-1SR40-0AA0)

  • All versions

SIMATIC S7-200 SMART CPU SR40 (6ES7288-1SR40-0AA1)

  • All versions

SIMATIC S7-200 SMART CPU SR60 (6ES7288-1SR60-0AA0)

  • All versions

SIMATIC S7-200 SMART CPU SR60 (6ES7288-1SR60-0AA1)

  • All versions

SIMATIC S7-200 SMART CPU ST20 (6ES7288-1ST20-0AA0)

  • All versions

SIMATIC S7-200 SMART CPU ST20 (6ES7288-1ST20-0AA1)

  • All versions

SIMATIC S7-200 SMART CPU ST30 (6ES7288-1ST30-0AA0)

  • All versions

SIMATIC S7-200 SMART CPU ST30 (6ES7288-1ST30-0AA1)

  • All versions

SIMATIC S7-200 SMART CPU ST40 (6ES7288-1ST40-0AA0)

  • All versions

SIMATIC S7-200 SMART CPU ST40 (6ES7288-1ST40-0AA1)

  • All versions

SIMATIC S7-200 SMART CPU ST60 (6ES7288-1ST60-0AA0)

  • All versions

SIMATIC S7-200 SMART CPU ST60 (6ES7288-1ST60-0AA1)

  • All versions

Description

A vulnerability has been identified in SIMATIC S7-200 SMART CPU CR40 (6ES7288-1CR40-0AA0) (All versions), SIMATIC S7-200 SMART CPU CR60 (6ES7288-1CR60-0AA0) (All versions), SIMATIC S7-200 SMART CPU SR20 (6ES7288-1SR20-0AA0) (All versions), SIMATIC S7-200 SMART CPU SR20 (6ES7288-1SR20-0AA1) (All versions), SIMATIC S7-200 SMART CPU SR30 (6ES7288-1SR30-0AA0) (All versions), SIMATIC S7-200 SMART CPU SR30 (6ES7288-1SR30-0AA1) (All versions), SIMATIC S7-200 SMART CPU SR40 (6ES7288-1SR40-0AA0) (All versions), SIMATIC S7-200 SMART CPU SR40 (6ES7288-1SR40-0AA1) (All versions), SIMATIC S7-200 SMART CPU SR60 (6ES7288-1SR60-0AA0) (All versions), SIMATIC S7-200 SMART CPU SR60 (6ES7288-1SR60-0AA1) (All versions), SIMATIC S7-200 SMART CPU ST20 (6ES7288-1ST20-0AA0) (All versions), SIMATIC S7-200 SMART CPU ST20 (6ES7288-1ST20-0AA1) (All versions), SIMATIC S7-200 SMART CPU ST30 (6ES7288-1ST30-0AA0) (All versions), SIMATIC S7-200 SMART CPU ST30 (6ES7288-1ST30-0AA1) (All versions), SIMATIC S7-200 SMART CPU ST40 (6ES7288-1ST40-0AA0) (All versions), SIMATIC S7-200 SMART CPU ST40 (6ES7288-1ST40-0AA1) (All versions), SIMATIC S7-200 SMART CPU ST60 (6ES7288-1ST60-0AA0) (All versions), SIMATIC S7-200 SMART CPU ST60 (6ES7288-1ST60-0AA1) (All versions). Affected devices do not properly handle TCP packets with an incorrect structure. This could allow an unauthenticated remote attacker to cause a denial of service condition. To restore normal operations, the network cable of the device needs to be unplugged and re-plugged.

Weaknesses

CWE-400
Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

CWE ID: 400

Date

Published: Sept. 10, 2024, 10:15 a.m.

Last Modified: Sept. 10, 2024, 12:09 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

productcert@siemens.com

CVSS Data

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Base Score
7.5
Exploitability Score
3.9
Impact Score
3.6
Base Severity
HIGH
CVSS Vector String

The CVSS vector string provides an in-depth view of the vulnerability metrics.

View Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

https://cert-portal.siemens.com/ productcert@siemens.com