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

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CVE-2023-34335

Severity CVSS v4.0:
Pending analysis
Type:
CWE-306 Missing Authentication for Critical Function
Publication date:
12/06/2023
Last modified:
20/06/2023

Description

AMI BMC contains a vulnerability in the IPMI handler, where an<br /> unauthenticated host is allowed to write to a host SPI flash, bypassing secure<br /> boot protections. An exploitation of this vulnerability may lead to a loss of<br /> integrity or denial of service.<br /> <br /> <br /> <br /> <br /> <br />  <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />

Impact

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

Base Score: 9.10 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/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): None
Integrity (I): High
Availability (A): High

Base Score 3.x
9.10
Severity 3.x
CRITICAL

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:ami:megarac_spx:*:*:*:*:*:*:*:* 12.0 (including) 12.7 (excluding)
cpe:2.3:a:ami:megarac_spx:*:*:*:*:*:*:*:* 13.0 (including) 13.5 (excluding)

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


References to Advisories, Solutions, and Tools