Lenovo ThinkPad BIOS Firmware access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Lenovo ThinkPad. This affects an unknown part of the component BIOS. Such manipulation as part of Firmware leads to access control. This vulnerability is listed as CVE-2019-6171. The attack can be executed directly on the physical device. There is no available exploit.

Detailsinfo

A vulnerability was found in Lenovo ThinkPad (the affected version unknown). It has been rated as critical. Affected by this issue is an unknown part of the component BIOS. The manipulation as part of a Firmware leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A vulnerability was reported in various BIOS versions of older ThinkPad systems that could allow a user with administrative privileges or physical access the ability to update the Embedded Controller with unsigned firmware.

The weakness was presented 08/19/2019. This vulnerability is handled as CVE-2019-6171 since 01/11/2019. The exploitation is known to be difficult. Local access is required to approach this attack. A simple authentication is necessary for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
NVD Vector: 🔍

CNA Base Score: 6.4
CNA Vector (Lenovo Group Ltd.): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/11/2019 🔍
08/19/2019 +220 days 🔍
08/19/2019 +0 days 🔍
11/26/2023 +1560 days 🔍

Sourcesinfo

Vendor: lenovo.com

Advisory: support.lenovo.com
Status: Not defined

CVE: CVE-2019-6171 (🔍)
GCVE (CVE): GCVE-0-2019-6171
GCVE (VulDB): GCVE-100-140318

Entryinfo

Created: 08/19/2019 21:54
Updated: 11/26/2023 15:40
Changes: 08/19/2019 21:54 (35), 07/31/2020 16:17 (17), 11/26/2023 15:34 (3), 11/26/2023 15:40 (10)
Complete: 🔍
Cache ID: 216::103

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