NVD

CVE-2021-20590 Detail

Current Description

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

View Analysis Description

Severity

CVSS 3.x Severity and Metrics:

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

NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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

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

1 change records found show changes

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

Action	Type	Old Value	New Value
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:-:::::::*
Added	CVSS V2		NIST (AV:N/AC:L/Au:N/C:N/I:P/A:N)
Added	CVSS V3.1		NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Added	CWE		NIST CWE-287
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:
05/04/2021
Source:
JPCERT/CC

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Information Technology Laboratory

National Vulnerability Database