CVE-2021-25671

MEDIUM

Siemens RWG1.M12, RWG1.M12D, RWG1.M8 < 1.16.16 - Denial of Service via ARP Packet

Title source: llm
STIX 2.1

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.

References (1)

Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://cert-portal.siemens.com/productcert/pdf/ssa-448291.pdf

Scores

CVSS v3 4.3
EPSS 0.0010
EPSS Percentile 27.8%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Details

CWE
CWE-770
Status published
Products (3)
siemens/rwg1.m12_firmware < 1.16.16
siemens/rwg1.m12d_firmware < 1.16.16
siemens/rwg1.m8_firmware < 1.16.16
Published Jul 13, 2021
Tracked Since Feb 18, 2026