Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2020-5633

Severity CVSS v4.0:
Pending analysis
Type:
CWE-287 Authentication Issues
Publication date:
13/01/2021
Last modified:
21/01/2021

Description

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.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
9.80
Severity 3.x
CRITICAL
Vector 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:C CVSS v2.0 Severity and Metrics:

Base Score: 9.00 HIGH
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Complete

Base Score 2.0
9.00
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:nec:baseboard_management_controller:*:*:*:*:*:*:*:* 1.09 (including)
cpe:2.3:h:nec:express5800\/gt110j:-:*:*:*:*:*:*:*
cpe:2.3:h:nec:express5800\/t110j:-:*:*:*:*:*:*:*
cpe:2.3:h:nec:express5800\/t110j-s:-:*:*:*:*:*:*:*
cpe:2.3:h:nec:express5800\/t110j-s_\(2nd-gen\):-:*:*:*:*:*:*:*
cpe:2.3:h:nec:express5800\/t110j_\(2nd-gen\):-:*:*:*:*:*:*:*
cpe:2.3:h:nec:istorage_ns100ti:-:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools