Lenovo ThinkCentre/ThinkStation SMI Callback input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Lenovo ThinkCentre and ThinkStation. The affected element is an unknown function of the component SMI Callback Handler. Such manipulation leads to input validation. This vulnerability is uniquely identified as CVE-2021-3719. Local access is required to approach this attack. No exploit exists.

Detailsinfo

A vulnerability was found in Lenovo ThinkCentre and ThinkStation (unknown version). It has been rated as critical. Affected by this issue is an unknown code block of the component SMI Callback Handler. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 11/13/2021 as LEN-67440. The advisory is shared for download at support.lenovo.com. This vulnerability is handled as CVE-2021-3719 since 08/18/2021. 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

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.7

VulDB Base Score: 6.7
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.7
CNA Vector (Lenovo Group Ltd.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
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

08/18/2021 🔍
11/13/2021 +87 days 🔍
11/13/2021 +0 days 🔍
11/16/2021 +3 days 🔍

Sourcesinfo

Vendor: lenovo.com

Advisory: LEN-67440
Status: Confirmed

CVE: CVE-2021-3719 (🔍)
GCVE (CVE): GCVE-0-2021-3719
GCVE (VulDB): GCVE-100-186632

Entryinfo

Created: 11/13/2021 10:30
Updated: 11/16/2021 15:04
Changes: 11/13/2021 10:30 (47), 11/16/2021 15:04 (1)
Complete: 🔍
Cache ID: 216::103

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