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VulnerabilityPublished Updated

CVE-2023-31030: nvidia DGX A100 · Stack-based Buffer Overflow

Affects nvidia DGX A100Source CVE Database V5

0

Not known to be exploited · CVSS 9.3 Critical : upgrade to 00.22.05 as a priority.

Data as of 26 Oct 2026, 17:16 UTC

CVSS 3.1 base score
9.3Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.6% chance of exploitation in 30 days – higher than 48% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 00.22.05
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 12 Jan 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Upgrade nvidia DGX A100 to 00.22.05.

Affected software

ProductAffectedFixed in
nvidia DGX A100Affected
  • <00.22.05
Fixed in
  • 00.22.05

AI-suggested

To mitigate this vulnerability, European organizations should prioritize updating the BMC firmware on all NVIDIA DGX A100 systems to version 00.22.05 or later as soon as the patch becomes available. If you cannot patch yet, organizations should restrict network access to the BMC interface by implementing strict network segmentation and firewall rules that limit access to trusted management networks only. Monitoring network traffic for anomalous packets targeting the BMC KVM daemon can help detect potential exploitation attempts. Additionally, disabling unnecessary network services on the BMC and enforcing strong access controls can reduce the attack surface. Organizations should also conduct thorough audits of their DGX A100 deployments to identify any signs of compromise and ensure that incident response plans include scenarios involving BMC exploitation. Collaborating with NVIDIA support for guidance and updates is recommended to stay informed about any new developments or exploit disclosures.

Description

NVIDIA DGX A100 BMC contains a vulnerability in the host KVM daemon, 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.

References

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