Is CVE-2023-25528 actively exploited?

No active exploitation of CVE-2023-25528 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-25528 be exploited remotely?

Yes. CVE-2023-25528 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-25528?

CVE-2023-25528 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2023-25528

CWE-121Published: September 20, 2023· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

NVIDIA DGX H100 baseboard management controller (BMC) contains a vulnerability in a web server plugin, where an unauthenticated attacker may cause a stack overflow by sending a specially crafted network packet. A successful exploit of this vulnerability may lead to arbitrary code execution, denial of service, information disclosure, and data tampering.

NVD Source

Risk Analysis

A web server plugin in the NVIDIA DGX H100 BMC is vulnerable to a stack overflow, which can be triggered by an unauthenticated attacker sending a crafted network packet. This critical flaw has a 9.8 CVSS score.

No public exploit is known, and the vulnerability is not in the KEV database. It is remotely exploitable.

Recommended Action

Update the NVIDIA DGX H100 firmware to the latest version.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2023-25528 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.