NVD

CVE-2021-20590 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.

Current Description

Improper authentication vulnerability in GOT2000 series GT27 model VNC server versions 01.39.010 and prior, GOT2000 series GT25 model VNC server versions 01.39.010 and prior, GOT2000 series GT21 model GT2107-WTBD VNC server versions 01.40.000 and prior, GOT2000 series GT21 model GT2107-WTSD VNC server versions 01.40.000 and prior, GOT SIMPLE series GS21 model GS2110-WTBD-N VNC server versions 01.40.000 and prior and GOT SIMPLE series GS21 model GS2107-WTBD-N VNC server versions 01.40.000 and prior allows a remote unauthenticated attacker to gain unauthorized access via specially crafted packets when the "VNC server" function is used.

View Analysis Description

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:H/A:N

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: 4.3 MEDIUM

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

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
https://jvn.jp/vu/JVNVU97615777/index.html
https://jvn.jp/vu/JVNVU97615777/index.html
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-001_en.pdf
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-001_en.pdf

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-287	Improper Authentication	NIST

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 5/12/2022 4:15:46 PM

Action	Type	Old Value	New Value
Added	CVSS V2		NIST (AV:N/AC:M/Au:N/C:N/I:P/A:N)
Removed	CVSS V2	NIST (AV:N/AC:L/Au:N/C:N/I:P/A:N)
Changed	CPE Configuration	AND OR cpe:2.3:o:mitsubishielectric:got2000_gt25_firmware::::::::* OR cpe:2.3:h:mitsubishielectric:got2000_gt25:-:::::::*	AND OR cpe:2.3:o:mitsubishielectric:got2000_gt25_firmware::::::::* versions up to (including) 01.39.010 OR cpe:2.3:h:mitsubishielectric:got2000_gt25:-:::::::*
Changed	CPE Configuration	AND OR cpe:2.3:o:mitsubishielectric:got2000_gt27_firmware::::::::* OR cpe:2.3:h:mitsubishielectric:got2000_gt27:-:::::::*	AND OR cpe:2.3:o:mitsubishielectric:got2000_gt27_firmware::::::::* versions up to (including) 01.39.010 OR cpe:2.3:h:mitsubishielectric:got2000_gt27:-:::::::*
Changed	CPE Configuration	AND OR cpe:2.3:o:mitsubishielectric:gs2107-wtbd-n_firmware::::::::* OR cpe:2.3:h:mitsubishielectric:gs2107-wtbd-n:-:::::::*	AND OR cpe:2.3:o:mitsubishielectric:gs2107-wtbd-n_firmware::::::::* versions up to (including) 01.40.000 OR cpe:2.3:h:mitsubishielectric:gs2107-wtbd-n:-:::::::*
Changed	CPE Configuration	AND OR cpe:2.3:o:mitsubishielectric:gs2110-wtbd-n_firmware::::::::* OR cpe:2.3:h:mitsubishielectric:gs2110-wtbd-n:-:::::::*	AND OR cpe:2.3:o:mitsubishielectric:gs2110-wtbd-n_firmware::::::::* versions up to (including) 01.40.000 OR cpe:2.3:h:mitsubishielectric:gs2110-wtbd-n:-:::::::*
Changed	CPE Configuration	AND OR cpe:2.3:o:mitsubishielectric:gt2107-wtbd_firmware::::::::* OR cpe:2.3:h:mitsubishielectric:gt2107-wtbd:-:::::::*	AND OR cpe:2.3:o:mitsubishielectric:gt2107-wtbd_firmware::::::::* versions up to (including) 01.40.000 OR cpe:2.3:h:mitsubishielectric:gt2107-wtbd:-:::::::*
Changed	CPE Configuration	AND OR cpe:2.3:o:mitsubishielectric:gt2107-wtsd_firmware::::::::* OR cpe:2.3:h:mitsubishielectric:gt2107-wtsd:-:::::::*	AND OR cpe:2.3:o:mitsubishielectric:gt2107-wtsd_firmware::::::::* versions up to (including) 01.40.000 OR cpe:2.3:h:mitsubishielectric:gt2107-wtsd:-:::::::*
Changed	Reference Type	https://jvn.jp/vu/JVNVU97615777/index.html Third Party Advisory	https://jvn.jp/vu/JVNVU97615777/index.html Mitigation, Third Party Advisory
Changed	Reference Type	https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-001_en.pdf Vendor Advisory	https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-001_en.pdf Mitigation, Vendor Advisory

Initial Analysis by NIST 5/04/2021 11:15:42 AM

Action	Type	Old Value	New Value
Added	CVSS V3.1		NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Added	CVSS V2		NIST (AV:N/AC:L/Au:N/C:N/I:P/A:N)
Added	CWE		NIST CWE-287
Added	CPE Configuration		AND OR cpe:2.3:o:mitsubishielectric:got2000_gt25_firmware::::::::* OR cpe:2.3:h:mitsubishielectric:got2000_gt25:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:mitsubishielectric:got2000_gt27_firmware::::::::* OR cpe:2.3:h:mitsubishielectric:got2000_gt27:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:mitsubishielectric:gs2107-wtbd-n_firmware::::::::* OR cpe:2.3:h:mitsubishielectric:gs2107-wtbd-n:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:mitsubishielectric:gs2110-wtbd-n_firmware::::::::* OR cpe:2.3:h:mitsubishielectric:gs2110-wtbd-n:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:mitsubishielectric:gt2107-wtbd_firmware::::::::* OR cpe:2.3:h:mitsubishielectric:gt2107-wtbd:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:mitsubishielectric:gt2107-wtsd_firmware::::::::* OR cpe:2.3:h:mitsubishielectric:gt2107-wtsd:-:::::::*
Changed	Reference Type	https://jvn.jp/vu/JVNVU97615777/index.html No Types Assigned	https://jvn.jp/vu/JVNVU97615777/index.html Third Party Advisory
Changed	Reference Type	https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-001_en.pdf No Types Assigned	https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-001_en.pdf Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2021-20590
NVD Published Date:
04/22/2021
NVD Last Modified:
11/21/2024
Source:
Mitsubishi Electric Corporation

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Information Technology Laboratory

National Vulnerability Database

National Vulnerability Database

CVE-2021-20590 Detail

Current Description

Analysis 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 12:46:50 AM

CVE Modified by Mitsubishi Electric Corporation 5/14/2024 4:05:30 AM

CVE Source Update by Mitsubishi Electric Corporation 11/06/2023 10:29:08 PM

CVE Modified by Mitsubishi Electric Corporation 11/06/2023 10:29:08 PM

Modified Analysis by NIST 5/12/2022 4:15:46 PM

CVE Modified by JPCERT/CC 8/02/2021 2:15:08 PM

Initial Analysis by NIST 5/04/2021 11:15:42 AM

Quick Info