Lenovo Notebook/ThinkPad/Desktop BIOS protection mechanism

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.8$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Lenovo Notebook, ThinkPad and Desktop. Impacted is an unknown function of the component BIOS Module. Such manipulation leads to an unknown weakness. This vulnerability is uniquely identified as CVE-2021-3453. The attack can be executed directly on the physical device. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Lenovo Notebook, ThinkPad and Desktop (the affected version unknown). Affected by this issue is an unknown part of the component BIOS Module. Using CWE to declare the problem leads to CWE-693. The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 07/17/2021 as LEN-65529. The advisory is shared for download at support.lenovo.com. This vulnerability is handled as CVE-2021-3453. There are neither technical details nor an exploit publicly available.

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.8

VulDB Base Score: 6.8
VulDB Temp Score: 6.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Protection mechanism
CWE: CWE-693
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

03/19/2021 🔍
07/17/2021 +119 days 🔍
07/17/2021 +0 days 🔍
07/19/2021 +2 days 🔍

Sourcesinfo

Vendor: lenovo.com

Advisory: LEN-65529
Status: Confirmed

CVE: CVE-2021-3453 (🔍)
GCVE (CVE): GCVE-0-2021-3453
GCVE (VulDB): GCVE-100-178832

Entryinfo

Created: 07/17/2021 09:57
Updated: 07/19/2021 21:50
Changes: 07/17/2021 09:57 (34), 07/19/2021 21:37 (2), 07/19/2021 21:50 (3)
Complete: 🔍
Cache ID: 216::103

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