CVE-2026-33197

CVE Enrichment

CVSS: 8.7 HIGH
EPSS: 0.18%
EPSS Percentile: 6.58%
CISA KEV: Not listed

Description

AMI APTIOV contains a vulnerability in BIOS where a privileged user may cause the “Incomplete List of Disallowed Inputs” by local access. Successful exploitation of this vulnerability may lead to arbitrary code execution and impact system Confidentiality, Integrity, and Availability.

Technical Details

CVSS Version: 4.0
CNA / NVD Source: biossecurity@ami.com
Published: 08-Sep-2026 22:18
Last Modified: 08-Sep-2026 23:18
EPSS Date: 2026-10-16
CWE: CWE-184

CVSS Vector


            CVSS:4.0                            AV:L /
                            AC:L /
                            AT:P /
                            PR:H /
                            UI:N /
                            VC:H /
                            VI:H /
                            VA:H /
                            SC:H /
                            SI:H /
                            SA:H /
                            E:X /
                            CR:X /
                            IR:X /
                            AR:X /
                            MAV:X /
                            MAC:X /
                            MAT:X /
                            MPR:X /
                            MUI:X /
                            MVC:X /
                            MVI:X /
                            MVA:X /
                            MSC:X /
                            MSI:X /
                            MSA:X /
                            S:X /
                            AU:X /
                            R:X /
                            V:X /
                            RE:X /
                            U:X

References

biossecurity@ami.com

Last enrichment sync: 17-Oct-2026 11:58
Sources: NVD · FIRST EPSS · CISA KEV
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Reported Context (1)

The disclosure resulted in three vulnerabilities tracked as CVE-2026-20293 for Cisco, CVE-2026-33197 for AMI Aptio-based systems, and CVE-2026-6485 for Insyde. InfraTrust Report Finds Exploited Flaws in Infrastructure Management Systems

CVE (11)

Malware (2)

People (1)

Threat Actors (4)

MITRE ATT&CK (4)

Vendors (7)

Products (10)

Tools (1)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.