NVIDIA DGX H100 BMC Host KVM Daemon memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.8$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in NVIDIA DGX H100 BMC. The affected element is an unknown function of the component Host KVM Daemon. Executing a manipulation can lead to memory corruption. The identification of this vulnerability is CVE-2023-25527. The attack can only be executed locally. There is no exploit available.

Detailsinfo

A vulnerability classified as critical was found in NVIDIA DGX H100 BMC (affected version not known). This vulnerability affects some unknown functionality of the component Host KVM Daemon. 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. CVE summarizes:

NVIDIA DGX H100 BMC contains a vulnerability in the host KVM daemon, where an authenticated local attacker may cause corruption of kernel memory. A successful exploit of this vulnerability may lead to arbitrary kernel code execution, denial of service, escalation of privileges, information disclosure, and data tampering.

The weakness was shared 09/20/2023. The advisory is shared for download at nvidia.custhelp.com. This vulnerability was named CVE-2023-25527 since 02/07/2023. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 09/20/2023).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (NVIDIA Corporation): 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/07/2023 🔍
09/20/2023 +224 days 🔍
09/20/2023 +0 days 🔍
09/20/2023 +0 days 🔍

Sourcesinfo

Vendor: nvidia.com

Advisory: nvidia.custhelp.com
Status: Confirmed

CVE: CVE-2023-25527 (🔍)
GCVE (CVE): GCVE-0-2023-25527
GCVE (VulDB): GCVE-100-240004

Entryinfo

Created: 09/20/2023 07:07
Changes: 09/20/2023 07:07 (47)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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