Lenovo Legion Phone Pro/Legion Phone2 Pro Time Weather System widget default permission

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Lenovo Legion Phone Pro and Legion Phone2 Pro. It has been classified as critical. The impacted element is an unknown function of the component Time Weather System widget. The manipulation leads to default permission. This vulnerability is documented as CVE-2021-3720. The attack needs to be performed locally. There is not any exploit available.

Detailsinfo

A vulnerability was found in Lenovo Legion Phone Pro and Legion Phone2 Pro (unknown version) and classified as problematic. This issue affects an unknown code block of the component Time Weather System widget. The manipulation with an unknown input leads to a default permission vulnerability. Using CWE to declare the problem leads to CWE-276. During installation, installed file permissions are set to allow anyone to modify those files. Impacted is confidentiality.

The weakness was released 11/13/2021. It is possible to read the advisory at iknow.lenovo.com.cn. The identification of this vulnerability is CVE-2021-3720 since 08/18/2021. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1222 according to MITRE ATT&CK.

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

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.5
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: Default permission
CWE: CWE-276 / CWE-266
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: iknow.lenovo.com.cn
Status: Confirmed

CVE: CVE-2021-3720 (🔍)
GCVE (CVE): GCVE-0-2021-3720
GCVE (VulDB): GCVE-100-186611

Entryinfo

Created: 11/13/2021 07:51
Updated: 11/16/2021 14:02
Changes: 11/13/2021 07:51 (46), 11/16/2021 14:02 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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