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CVE-2021-25671

nvd nist
Published: Jul 13, 2021Modified: Jun 17, 2026

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4.3
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Exploitability: 2.8 / Impact: 1.4
Source: NVD

Description

A vulnerability has been identified in RWG1.M12 (All versions < V1.16.16), RWG1.M12D (All versions < V1.16.16), RWG1.M8 (All versions < V1.16.16). Sending specially crafted ARP packets to an affected device could cause a partial denial-of-service, preventing the device to operate normally. A restart is needed to restore normal operations.

Affected (3)

Siemens
3 products
Rwg1.m12 Firmware
Rwg1.m12d Firmware
Rwg1.m8 Firmware
Configuration A
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Rwg1.m12 Firmware
Before 1.16.16
Running on/withPlatform Versions
Siemens
Rwg1.m12
All versions
Configuration B
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Rwg1.m12d Firmware
Before 1.16.16
Running on/withPlatform Versions
Siemens
Rwg1.m12d
All versions
Configuration C
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Rwg1.m8 Firmware
Before 1.16.16
Running on/withPlatform Versions
Siemens
Rwg1.m8
All versions

Related CWEs

CWE-770
Allocation of Resources Without Limits or Throttling
The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.

References (2)

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

Timeline

No history available yet.