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Potential vulnerabilities have been identified in UEFI firmware (BIOS) for some PC products which may allow escalation of privilege and arbitrary code execution.

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

cve-program · CVE-2021-39299

Published

BUSINESS NOTEBOOK PCS BIOS; BUSINESS DESKTOP PCS BIOS; RETAIL POINT-OF-SALE SYSTEMS BIOS; WORKSTATIONS BIOS

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "product": "BUSINESS NOTEBOOK PCS BIOS; BUSINESS DESKTOP PCS BIOS; RETAIL POINT-OF-SALE SYSTEMS BIOS; WORKSTATIONS BIOS",
                    "vendor": "n/a",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "before 01.12.00"
                        },
                        {
                            "status": "affected",
                            "version": "before 01.08.00"
                        },
                        {
                            "status": "affected",
                            "version": "before 01.19.00"
                        },
                        {
                            "status": "affected",
                            "version": "before 01.08.02"
                        },
                        {
                            "status": "affected",
                            "version": "before 01.08.01"
                        },
                        {
                            "status": "affected",
                            "version": "before 02.17.00"
                        },
                        {
                            "status": "affected",
                            "version": "before 02.18.00"
                        },
                        {
                            "status": "affected",
                            "version": "before 02.12.00"
                        },
                        {
                            "status": "affected",
                            "version": "before 02.10.00"
                        },
                        {
                            "status": "affected",
                            "version": "before 02.07.00"
                        },
                        {
                            "status": "affected",
                            "version": "before 02.03.00"
                        },
                        {
                            "status": "affected",
                            "version": "before 02.75"
                        },
                        {
                            "status": "affected",
                            "version": "before 2.58"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 11 Nov 11:03 UTC · 264 of 275 readable · 263 fully read · documentation 469/469 current