CVE-2020-26186 - Vulnerability Details - OpenCVE

Description

Dell Inspiron 5675 BIOS versions prior to 1.4.1 contain a UEFI BIOS RuntimeServices overwrite vulnerability. A local attacker with access to system memory may exploit this vulnerability by overwriting the RuntimeServices structure to execute arbitrary code in System Management Mode (SMM).

Published: 2021-01-08

Score: 6.8 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Dell

CPG BIOS

affected

Version	Status	Constraints
`unspecified`	affected	< 1.4.1

Configuration 1 [-]

AND

cpe:2.3:o:dell:inspiron_5675_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:dell:inspiron_5675:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2020-18811	Dell Inspiron 5675 BIOS versions prior to 1.4.1 contain a UEFI BIOS RuntimeServices overwrite vulnerability. A local attacker with access to system memory may exploit this vulnerability by overwriting the RuntimeServices structure to execute arbitrary code in System Management Mode (SMM).

No CVSS v4.0

Attack Vector Physical

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.00041.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.dell.com/support/kbdoc/en-us/000180645/dsa-2020-247-dell-client-platform-security-update-for-uefi-bios-runtimeservices-overwrite-vulnerability

History

No history.

Subscriptions

Dell Inspiron 5675 Inspiron 5675 Firmware

MITRE

Status: PUBLISHED

Assigner: dell

Published: 2021-01-08T18:55:13.689Z

Updated: 2024-09-17T02:26:57.793Z

Reserved: 2020-09-30T00:00:00.000Z

Link: CVE-2020-26186

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-01-08T19:15:14.320

Modified: 2024-11-21T05:19:29.030

Link: CVE-2020-26186

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

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