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CVE-2022-27640

nvd nist
Published: May 20, 2022Modified: Nov 21, 2024

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6.5
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 2.8 / Impact: 3.6
Source: NVD

Description

A vulnerability has been identified in SIMATIC CP 442-1 RNA (All versions < V1.5.18), SIMATIC CP 443-1 RNA (All versions < V1.5.18). The affected devices improperly handles excessive ARP broadcast requests. This could allow an attacker to create a denial of service condition by performing ARP storming attacks, which can cause the device to reboot.

Affected (2)

Siemens
2 products
Simatic Cp 442 1 Rna Firmware
Simatic Cp 443 1 Rna Firmware
Configuration A
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Simatic Cp 442 1 Rna Firmware
Before 1.5.18
Running on/withPlatform Versions
Siemens
Simatic Cp 442 1 Rna
All versions
Configuration B
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Simatic Cp 443 1 Rna Firmware
Before 1.5.18
Running on/withPlatform Versions
Siemens
Simatic Cp 443 1 Rna
All versions

Related CWEs

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.

References (2)

Source: productcert@siemens.com
PatchVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
PatchVendor Advisory

Timeline

No history available yet.