Siemens SCALANCE X204RNA/SCALANCE X204RNA EEC prior 3.2.7 PROFINET DCP Packet denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Siemens SCALANCE X204RNA and SCALANCE X204RNA EEC. It has been classified as problematic. Impacted is an unknown function of the component PROFINET DCP Packet Handler. This manipulation causes denial of service. This vulnerability is registered as CVE-2022-46351. The attack requires access to the local network. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic was found in Siemens SCALANCE X204RNA and SCALANCE X204RNA EEC. Affected by this vulnerability is an unknown code block of the component PROFINET DCP Packet Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:

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).

The weakness was published 12/13/2022 as ssa-363821. The advisory is shared at cert-portal.siemens.com. This vulnerability is known as CVE-2022-46351 since 11/30/2022. Neither technical details nor an exploit are publicly available.

Upgrading to version 3.2.7 eliminates this vulnerability.

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Productinfo

Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SCALANCE X204RNA/SCALANCE X204RNA EEC 3.2.7

Timelineinfo

11/30/2022 🔍
12/13/2022 +13 days 🔍
12/13/2022 +0 days 🔍
04/22/2025 +861 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-363821
Status: Confirmed

CVE: CVE-2022-46351 (🔍)
GCVE (CVE): GCVE-0-2022-46351
GCVE (VulDB): GCVE-100-215605

Entryinfo

Created: 12/13/2022 22:44
Updated: 04/22/2025 06:19
Changes: 12/13/2022 22:44 (40), 01/08/2023 16:44 (11), 04/22/2025 06:19 (16)
Complete: 🔍
Cache ID: 216::103

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