NVD

CVE-2021-3511 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

Disclosure of sensitive information to an unauthorized user vulnerability in Buffalo broadband routers (BHR-4GRV firmware Ver.1.99 and prior, DWR-HP-G300NH firmware Ver.1.83 and prior, HW-450HP-ZWE firmware Ver.1.99 and prior, WHR-300HP firmware Ver.1.99 and prior, WHR-300 firmware Ver.1.99 and prior, WHR-G301N firmware Ver.1.86 and prior, WHR-HP-G300N firmware Ver.1.99 and prior, WHR-HP-GN firmware Ver.1.86 and prior, WPL-05G300 firmware Ver.1.87 and prior, WZR-450HP-CWT firmware Ver.1.99 and prior, WZR-450HP-UB firmware Ver.1.99 and prior, WZR-HP-AG300H firmware Ver.1.75 and prior, WZR-HP-G300NH firmware Ver.1.83 and prior, WZR-HP-G301NH firmware Ver.1.83 and prior, WZR-HP-G302H firmware Ver.1.85 and prior, WZR-HP-G450H firmware Ver.1.89 and prior, WZR-300HP firmware Ver.1.99 and prior, WZR-450HP firmware Ver.1.99 and prior, WZR-600DHP firmware Ver.1.99 and prior, WZR-D1100H firmware Ver.1.99 and prior, FS-HP-G300N firmware Ver.3.32 and prior, FS-600DHP firmware Ver.3.38 and prior, FS-R600DHP firmware Ver.3.39 and prior, and FS-G300N firmware Ver.3.13 and prior) allows remote unauthenticated attackers to obtain information such as configuration via unspecified vectors.

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: 4.3 MEDIUM

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

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: 3.3 LOW

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

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
https://jvn.jp/en/vu/JVNVU99235714/index.html	Third Party Advisory
https://jvn.jp/en/vu/JVNVU99235714/index.html	Third Party Advisory
https://www.buffalo.jp/news/detail/20210427-01.html	Vendor Advisory
https://www.buffalo.jp/news/detail/20210427-01.html	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
NVD-CWE-Other	Other	NIST

Known Affected Software Configurations Switch to CPE 2.2

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Denotes Vulnerable Software
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Change History

4 change records found show changes

Initial Analysis by NIST 5/12/2021 1:51:44 PM

Action	Type	Old Value	New Value
Added	CVSS V3.1		NIST AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Added	CVSS V2		NIST (AV:A/AC:L/Au:N/C:P/I:N/A:N)
Added	CWE		NIST CWE-863
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:bhr-4grv_firmware::::::::* versions up to (excluding) 2.00 OR cpe:2.3:h:buffalo:bhr-4grv:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:dwr-hp-g300nh_firmware::::::::* versions up to (excluding) 1.84 OR cpe:2.3:h:buffalo:dwr-hp-g300nh:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:fs-600dhp_firmware::::::::* versions up to (excluding) 3.40 OR cpe:2.3:h:buffalo:fs-600dhp:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:fs-g300n_firmware::::::::* versions up to (excluding) 3.14 OR cpe:2.3:h:buffalo:fs-g300n:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:fs-hp-g300n_firmware::::::::* versions up to (excluding) 3.33 OR cpe:2.3:h:buffalo:fs-hp-g300n:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:fs-r600dhp_firmware::::::::* versions up to (excluding) 3.40 OR cpe:2.3:h:buffalo:fs-r600dhp:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:hw-450hp-zwe_firmware::::::::* versions up to (excluding) 2.00 OR cpe:2.3:h:buffalo:hw-450hp-zwe:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:whr-300_firmware::::::::* versions up to (excluding) 2.00 OR cpe:2.3:h:buffalo:whr-300:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:whr-300hp_firmware::::::::* versions up to (excluding) 2.00 OR cpe:2.3:h:buffalo:whr-300hp:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:whr-g301n_firmware::::::::* versions up to (excluding) 1.87 OR cpe:2.3:h:buffalo:whr-g301n:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:whr-hp-g300n_firmware::::::::* versions up to (excluding) 2.00 OR cpe:2.3:h:buffalo:whr-hp-g300n:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:whr-hp-gn_firmware::::::::* versions up to (excluding) 1.87 OR cpe:2.3:h:buffalo:whr-hp-gn:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:wpl-05g300_firmware::::::::* versions up to (excluding) 1.88 OR cpe:2.3:h:buffalo:wpl-05g300:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:wzr-300hp_firmware::::::::* versions up to (excluding) 2.00 OR cpe:2.3:h:buffalo:wzr-300hp:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:wzr-450hp-cwt_firmware::::::::* versions up to (excluding) 2.00 OR cpe:2.3:h:buffalo:wzr-450hp-cwt:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:wzr-450hp-ub_firmware::::::::* versions up to (excluding) 2.00 OR cpe:2.3:h:buffalo:wzr-450hp-ub:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:wzr-450hp_firmware::::::::* versions up to (excluding) 2.00 OR cpe:2.3:h:buffalo:wzr-450hp:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:wzr-600dhp_firmware::::::::* versions up to (excluding) 2.00 OR cpe:2.3:h:buffalo:wzr-600dhp:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:wzr-d1100h_firmware::::::::* versions up to (excluding) 2.00 OR cpe:2.3:h:buffalo:wzr-d1100h:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:wzr-hp-ag300h_firmware::::::::* versions up to (excluding) 1.76 OR cpe:2.3:h:buffalo:wzr-hp-ag300h:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:wzr-hp-g300nh_firmware::::::::* versions up to (excluding) 1.84 OR cpe:2.3:h:buffalo:wzr-hp-g300nh:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:wzr-hp-g301nh_firmware::::::::* versions up to (excluding) 1.84 OR cpe:2.3:h:buffalo:wzr-hp-g301nh:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:wzr-hp-g302h_firmware::::::::* versions up to (excluding) 1.86 OR cpe:2.3:h:buffalo:wzr-hp-g302h:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:buffalo:wzr-hp-g450h_firmware::::::::* versions up to (excluding) 1.90 OR cpe:2.3:h:buffalo:wzr-hp-g450h:-:::::::*
Changed	Reference Type	https://jvn.jp/en/vu/JVNVU99235714/index.html No Types Assigned	https://jvn.jp/en/vu/JVNVU99235714/index.html Third Party Advisory
Changed	Reference Type	https://www.buffalo.jp/news/detail/20210427-01.html No Types Assigned	https://www.buffalo.jp/news/detail/20210427-01.html Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2021-3511
NVD Published Date:
04/27/2021
NVD Last Modified:
11/21/2024
Source:
JPCERT/CC

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Information Technology Laboratory

National Vulnerability Database

National Vulnerability Database

CVE-2021-3511 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 1:21:43 AM

CVE Modified by JPCERT/CC 5/14/2024 5:24:37 AM

CWE Remap by NIST 7/12/2022 1:42:04 PM

Initial Analysis by NIST 5/12/2021 1:51:44 PM

Quick Info