CVE-2023-25533

Privileged code execution via improper web input validation

Published Sep 20, 2023 · Updated Sep 24, 2024

Improper input validation in NVIDIA DGX H100 BMC before 23.08.18 allows remote authenticated users to execute code from an adjacent network. NVIDIA has not disclosed the affected web UI handler, input field, or validation operation that accepts the untrusted value. Exploitation requires high BMC privileges and can also disclose information or escalate privileges within the controller.

CVSS severity8.3
High
EPSS probability0.78%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper input validation in NVIDIA DGX H100 BMC before 23.08.18 allows remote authenticated users to execute code from an adjacent network. NVIDIA has not disclosed the affected web UI handler, input field, or validation operation that accepts the untrusted value. Exploitation requires high BMC privileges and can also disclose information or escalate privileges within the controller.

The record

CVE
CVE-2023-25533
Published
Sep 20, 2023
Updated
Sep 24, 2024
Vendor
NVIDIA
Product
NVIDIA DGX H100 BMC
Classifications
CWE-20
Attack vector
adjacent
Privileges
admin

Timeline

How it unfolded

  1. Sep 20, 2023CVE publishedPublication date reported by the CVE source.
  2. Sep 24, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <23.08.07
  2. Affected versionversion=All versions prior to 23.08.07

What conditions does exploitation require?

Attack vectoradjacent
Required privilegesadmin

What is affected?

NVIDIA · NVIDIA DGX H100 BMCversion=0 <23.08.07; version=All versions prior to 23.08.07

Published CVSS scores

9.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
8.3NVIDIACVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectoradjacent
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-20Improper Input Validation

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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