VDB-271525 · CVE-2024-36434 · EUVD-2024-36082

Supermicro X11DPH-T/X11DPH-Tq/X11DPH-i up to 4.3 SMM memory corruption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.8	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Supermicro X11DPH-T, X11DPH-Tq and X11DPH-i up to 4.3. Affected by this issue is some unknown functionality of the component SMM. This manipulation causes memory corruption. This vulnerability is registered as CVE-2024-36434. The attack needs to be launched locally. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Supermicro X11DPH-T, X11DPH-Tq and X11DPH-i up to 4.3 and classified as critical. Affected by this vulnerability is some unknown functionality of the component SMM. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An SMM callout vulnerability was discovered in Supermicro X11DPH-T, X11DPH-Tq, and X11DPH-i motherboards with BIOS firmware before 4.4.

The advisory is shared at supermicro.com. This vulnerability is known as CVE-2024-36434 since 05/27/2024. The exploitation appears to be difficult. An attack has to be approached locally. The exploitation requires an enhanced level of successful authentication. Neither technical details nor an exploit are publicly available.

Upgrading to version 4.4 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2024-36082). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Supermicro

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 6.4
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (MITRE): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: X11DPH-T/X11DPH-Tq/X11DPH-i 4.4

Timelineinfo

05/27/2024 🔍
07/15/2024 +49 days 🔍
07/15/2024 +0 days 🔍
06/15/2025 +334 days 🔍

Sourcesinfo

Advisory: supermicro.com
Status: Confirmed

CVE: CVE-2024-36434 (🔍)
GCVE (CVE): GCVE-0-2024-36434
GCVE (VulDB): GCVE-100-271525
EUVD: 🔍

Entryinfo

Created: 07/15/2024 21:59
Updated: 06/15/2025 01:36
Changes: 07/15/2024 21:59 (64), 06/15/2025 01:36 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.