CVE-2020-5633

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Multiple NEC products (Express5800/T110j, Express5800/T110j-S, Express5800/T110j (2nd-Gen), Express5800/T110j-S (2nd-Gen), iStorage NS100Ti, and Express5800/GT110j) where Baseboard Management Controller (BMC) firmware Rev1.09 and earlier is applied allows remote attackers to bypass authentication and then obtain/modify BMC setting information, obtain monitoring information, or reboot/shut down the vulnerable product via unspecified vectors.

Múltiples productos NEC (Express5800/T110j, Express5800/T110j-S, Express5800/T110j (2.a generación), Express5800/T110j-S (2.a generación), iStorage NS100Ti y Express5800/GT110j), donde el firmware del Baseboard Management Controller (BMC) versiones Rev1.09 y anteriores es aplicado, permite a atacantes remotos omitir una autenticación y luego obtener y modificar una información de configuración BMC, conseguir información de monitoreo o reiniciar y apagar el producto vulnerable por medio de vectores no especificados.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-01-06 CVE Reserved
2021-01-13 CVE Published
2024-08-04 CVE Updated
2024-11-17 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-287: Improper Authentication

CAPEC

References (3)

URL	Tag	Source
https://jvn.jp/en/jp/JVN38752718/index.html	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://jpn.nec.com/security-info/secinfo/nv21-002.html	2021-01-21
https://www.support.nec.co.jp/View.aspx?id=9010108754	2021-01-21

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Nec Search vendor "Nec"	Baseboard Management Controller Search vendor "Nec" for product "Baseboard Management Controller"	<= 1.09 Search vendor "Nec" for product "Baseboard Management Controller" and version " <= 1.09"	-	Affected	in	Nec Search vendor "Nec"	Express5800\/gt110j Search vendor "Nec" for product "Express5800\/gt110j"	-	-	Safe
Nec Search vendor "Nec"	Baseboard Management Controller Search vendor "Nec" for product "Baseboard Management Controller"	<= 1.09 Search vendor "Nec" for product "Baseboard Management Controller" and version " <= 1.09"	-	Affected	in	Nec Search vendor "Nec"	Express5800\/t110j Search vendor "Nec" for product "Express5800\/t110j"	-	-	Safe
Nec Search vendor "Nec"	Baseboard Management Controller Search vendor "Nec" for product "Baseboard Management Controller"	<= 1.09 Search vendor "Nec" for product "Baseboard Management Controller" and version " <= 1.09"	-	Affected	in	Nec Search vendor "Nec"	Express5800\/t110j-s Search vendor "Nec" for product "Express5800\/t110j-s"	-	-	Safe
Nec Search vendor "Nec"	Baseboard Management Controller Search vendor "Nec" for product "Baseboard Management Controller"	<= 1.09 Search vendor "Nec" for product "Baseboard Management Controller" and version " <= 1.09"	-	Affected	in	Nec Search vendor "Nec"	Express5800\/t110j-s \(2nd-gen\) Search vendor "Nec" for product "Express5800\/t110j-s \(2nd-gen\)"	-	-	Safe
Nec Search vendor "Nec"	Baseboard Management Controller Search vendor "Nec" for product "Baseboard Management Controller"	<= 1.09 Search vendor "Nec" for product "Baseboard Management Controller" and version " <= 1.09"	-	Affected	in	Nec Search vendor "Nec"	Express5800\/t110j \(2nd-gen\) Search vendor "Nec" for product "Express5800\/t110j \(2nd-gen\)"	-	-	Safe
Nec Search vendor "Nec"	Baseboard Management Controller Search vendor "Nec" for product "Baseboard Management Controller"	<= 1.09 Search vendor "Nec" for product "Baseboard Management Controller" and version " <= 1.09"	-	Affected	in	Nec Search vendor "Nec"	Istorage Ns100ti Search vendor "Nec" for product "Istorage Ns100ti"	-	-	Safe