CVE-2023-34335

Severity Score

9.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

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

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

*Credits: NVIDIA Offensive Security Research (OSR) team

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2023-06-01 CVE Reserved
2023-06-12 CVE Published
2025-01-02 EPSS Updated
2025-01-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-288: Authentication Bypass Using an Alternate Path or Channel
CWE-306: Missing Authentication for Critical Function

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://9443417.fs1.hubspotusercontent-na1.net/hubfs/9443417/Security%20Advisories/AMI-SA-2023005.pdf	2023-06-20

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Ami Search vendor "Ami"		Megarac Spx Search vendor "Ami" for product "Megarac Spx"				>= 12.0 < 12.7 Search vendor "Ami" for product "Megarac Spx" and version " >= 12.0 < 12.7"		-		Affected
Ami Search vendor "Ami"		Megarac Spx Search vendor "Ami" for product "Megarac Spx"				>= 13.0 < 13.5 Search vendor "Ami" for product "Megarac Spx" and version " >= 13.0 < 13.5"		-		Affected