# CVE-2023-25529

## Summary

- **CVE ID:** CVE-2023-25529
- **Severity:** HIGH
- **CVSS Score:** 8 (CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N)
- **CWE:** CWE-208
- **Published:** Sep 20, 2023
- **Last Modified:** Mar 13, 2026

## Description

NVIDIA DGX H100 BMC and DGX A100 BMC contains a vulnerability in the host KVM daemon, where an unauthenticated attacker may cause a leak of another user’s session token by observing timing discrepancies between server responses. A successful exploit of this vulnerability may lead to information disclosure, escalation of privileges, and data tampering.

## Affected Products

- NVIDIA — DGX H100 BMC (All versions prior to 23.08.07)
- NVIDIA — DGX A100 BMC (All BMC versions prior to 00.22.05)

## References

- [CNA](https://nvidia.custhelp.com/app/answers/detail/a_id/5473)
- [CNA](https://nvidia.custhelp.com/app/answers/detail/a_id/5510)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.30%
- **EPSS Percentile:** 53.0

---
_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._