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Vulnerability · Published Dec 13, 2022 · Assigned by siemens

CVE-2022-46351

Medium 5.5

In plain English

A medium-severity uncontrolled resource consumption in SCALANCE X204RNA EEC (HSR) from Siemens. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 14% of all known vulnerabilities).

Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.2%top 85.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A vulnerability has been identified in SCALANCE X204RNA (HSR) (All versions < V3.2.7), SCALANCE X204RNA (PRP) (All versions < V3.2.7), SCALANCE X204RNA EEC (HSR) (All versions < V3.2.7), SCALANCE X204RNA EEC (PRP) (All versions < V3.2.7), SCALANCE X204RNA EEC (PRP/HSR) (All versions < V3.2.7). Specially crafted PROFINET DCP packets could cause a denial of service condition of affected products on a local Ethernet segment (Layer 2).

Affected products (as reported)

VendorProductVersions
Siemens SCALANCE X204RNA (HSR) All versions < V3.2.7
Siemens SCALANCE X204RNA (PRP) All versions < V3.2.7
Siemens SCALANCE X204RNA EEC (HSR) All versions < V3.2.7
Siemens SCALANCE X204RNA EEC (PRP) All versions < V3.2.7
Siemens SCALANCE X204RNA EEC (PRP/HSR) All versions < V3.2.7

Weakness: CWE-400 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References