NVD

CVE-2021-31340 Detail

Modified

This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.

Description

A vulnerability has been identified in SIMATIC RF166C (All versions > V1.1 and < V1.3.2), SIMATIC RF185C (All versions > V1.1 and < V1.3.2), SIMATIC RF186C (All versions > V1.1 and < V1.3.2), SIMATIC RF186CI (All versions > V1.1 and < V1.3.2), SIMATIC RF188C (All versions > V1.1 and < V1.3.2), SIMATIC RF188CI (All versions > V1.1 and < V1.3.2), SIMATIC RF360R (All versions < V2.0), SIMATIC Reader RF610R CMIIT (All versions > V3.0 < V4.0), SIMATIC Reader RF610R ETSI (All versions > V3.0 < V4.0), SIMATIC Reader RF610R FCC (All versions > V3.0 < V4.0), SIMATIC Reader RF615R CMIIT (All versions > V3.0 < V4.0), SIMATIC Reader RF615R ETSI (All versions > V3.0 < V4.0), SIMATIC Reader RF615R FCC (All versions > V3.0 < V4.0), SIMATIC Reader RF650R ARIB (All versions > V3.0 < V4.0), SIMATIC Reader RF650R CMIIT (All versions > V3.0 < V4.0), SIMATIC Reader RF650R ETSI (All versions > V3.0 < V4.0), SIMATIC Reader RF650R FCC (All versions > V3.0 < V4.0), SIMATIC Reader RF680R ARIB (All versions > V3.0 < V4.0), SIMATIC Reader RF680R CMIIT (All versions > V3.0 < V4.0), SIMATIC Reader RF680R ETSI (All versions > V3.0 < V4.0), SIMATIC Reader RF680R FCC (All versions > V3.0 < V4.0), SIMATIC Reader RF685R ARIB (All versions > V3.0 < V4.0), SIMATIC Reader RF685R CMIIT (All versions > V3.0 < V4.0), SIMATIC Reader RF685R ETSI (All versions > V3.0 < V4.0), SIMATIC Reader RF685R FCC (All versions > V3.0 < V4.0). Affected devices do not properly handle large numbers of incoming connections. An attacker may leverage this to cause a Denial-of-Service situation.

Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.

CVSS 4.0 Severity and Vector Strings:

NIST: NVD

N/A

NVD assessment not yet provided.

CVSS 3.x Severity and Vector Strings:

NIST: NVD

Base Score: 7.5 HIGH

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: 5.0 MEDIUM

Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-787292.pdf	Mitigation Patch Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-787292.pdf	Mitigation Patch Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-400	Uncontrolled Resource Consumption	NIST Siemens AG

Known Affected Software Configurations Switch to CPE 2.2

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Change History

7 change records found show changes

Modified Analysis by NIST 5/13/2022 1:29:15 PM

Action	Type	Old Value	New Value
Added	CWE		NIST CWE-400
Changed	CPE Configuration	AND OR cpe:2.3:o:siemens:simatic_rf615r_firmware::::::::* versions from (including) 3.0 OR cpe:2.3:h:siemens:simatic_rf615r:-:::::::*	AND OR cpe:2.3:o:siemens:simatic_reader_rf610r_cmiit_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf610r_cmiit:-:::::::*
Changed	CPE Configuration	AND OR cpe:2.3:o:siemens:simatic_rf680r_firmware::::::::* versions from (including) 3.0 OR cpe:2.3:h:siemens:simatic_rf680r:-:::::::*	AND OR cpe:2.3:o:siemens:simatic_reader_rf610r_etsi_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf610r_etsi:-:::::::*
Changed	CPE Configuration	AND OR cpe:2.3:o:siemens:simatic_rf685r_firmware::::::::* versions from (including) 3.0 OR cpe:2.3:h:siemens:simatic_rf685r:-:::::::*	AND OR cpe:2.3:o:siemens:simatic_reader_rf610r_fcc_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf610r_fcc:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_reader_rf615r_cmiit_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf615r_cmiit:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_reader_rf615r_etsi_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf615r_etsi:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_reader_rf615r_fcc_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf615r_fcc:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_reader_rf650r_arib_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf650r_arib:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_reader_rf650r_cmiit_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf650r_cmiit:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_reader_rf650r_etsi_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf650r_etsi:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_reader_rf650r_fcc_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf650r_fcc:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_reader_rf680r_arib_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf680r_arib:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_reader_rf680r_cmiit_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf680r_cmiit:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_reader_rf680r_etsi_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf680r_etsi:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_reader_rf680r_fcc_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf680r_fcc:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_reader_rf685r_arib_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf685r_arib:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_reader_rf685r_cmiit_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf685r_cmiit:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_reader_rf685r_etsi_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf685r_etsi:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_reader_rf685r_fcc_firmware::::::::* versions from (including) 3.0 up to (excluding) 4.0 OR cpe:2.3:h:siemens:simatic_reader_rf685r_fcc:-:::::::*
Changed	Reference Type	https://cert-portal.siemens.com/productcert/pdf/ssa-787292.pdf Mitigation, Vendor Advisory	https://cert-portal.siemens.com/productcert/pdf/ssa-787292.pdf Mitigation, Patch, Vendor Advisory

Initial Analysis by NIST 6/22/2021 1:05:36 PM

Action	Type	Old Value	New Value
Added	CVSS V3.1		NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Added	CVSS V2		NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_rf166c_firmware::::::::* versions from (excluding) 1.1 up to (excluding) 1.3.2 OR cpe:2.3:h:siemens:simatic_rf166c:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_rf185c_firmware::::::::* versions from (excluding) 1.1 up to (excluding) 1.3.2 OR cpe:2.3:h:siemens:simatic_rf185c:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_rf186c_firmware::::::::* versions from (excluding) 1.1 up to (excluding) 1.3.2 OR cpe:2.3:h:siemens:simatic_rf186c:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_rf186ci_firmware::::::::* versions from (excluding) 1.1 up to (excluding) 1.3.2 OR cpe:2.3:h:siemens:simatic_rf186ci:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_rf188c_firmware::::::::* versions from (excluding) 1.1 up to (excluding) 1.3.2 OR cpe:2.3:h:siemens:simatic_rf188c:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_rf188ci_firmware::::::::* versions from (excluding) 1.1 up to (excluding) 1.3.2 OR cpe:2.3:h:siemens:simatic_rf188ci:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_rf360r_firmware:-::::::: OR cpe:2.3:h:siemens:simatic_rf360r:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_rf615r_firmware::::::::* versions from (including) 3.0 OR cpe:2.3:h:siemens:simatic_rf615r:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_rf680r_firmware::::::::* versions from (including) 3.0 OR cpe:2.3:h:siemens:simatic_rf680r:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:siemens:simatic_rf685r_firmware::::::::* versions from (including) 3.0 OR cpe:2.3:h:siemens:simatic_rf685r:-:::::::*
Changed	Reference Type	https://cert-portal.siemens.com/productcert/pdf/ssa-787292.pdf No Types Assigned	https://cert-portal.siemens.com/productcert/pdf/ssa-787292.pdf Mitigation, Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2021-31340
NVD Published Date:
06/08/2021
NVD Last Modified:
11/21/2024
Source:
Siemens AG

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Information Technology Laboratory

National Vulnerability Database

National Vulnerability Database

CVE-2021-31340 Detail

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Change History

CVE Modified by CVE 11/21/2024 1:05:27 AM

CVE Modified by Siemens AG 5/14/2024 4:59:35 AM

Modified Analysis by NIST 10/06/2022 1:28:45 PM

CVE Modified by Siemens AG 5/20/2022 9:15:11 AM

Modified Analysis by NIST 5/13/2022 1:29:15 PM

CVE Modified by Siemens AG 4/12/2022 5:15:11 AM

Initial Analysis by NIST 6/22/2021 1:05:36 PM

Quick Info