CVE-2021-3720

Description

An information disclosure vulnerability was reported in the Time Weather system widget on Legion Phone Pro (L79031) and Legion Phone2 Pro (L70081) that could allow other applications to access device GPS data.

Remediation

Solution:

  • For Legion Phone Pro (L79031), perform an Over-The-Air (OTA) system update to version 12.5.231 (or later). For Legion Phone2 Pro (L70081), perform an Over-The-Air (OTA) system update to version 12.5.632 (or later). To check for available updates wirelessly/over-the-air: # Go to Settings > My Phone > System Update If an update is available, follow the instructions on your phone to download and install it. Once updated, your phone will restart to complete the installation.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.04%
Vendor Advisory com.cn
Affected: Lenovo Legion Phone Pro (L79031)
Affected: Lenovo Legion Phone2 Pro (L70081)
Published at:
Updated at:

References

Link Tags
https://iknow.lenovo.com.cn/detail/dc_199217.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-3720?
CVE-2021-3720 has been scored as a medium severity vulnerability.
How to fix CVE-2021-3720?
To fix CVE-2021-3720: For Legion Phone Pro (L79031), perform an Over-The-Air (OTA) system update to version 12.5.231 (or later). For Legion Phone2 Pro (L70081), perform an Over-The-Air (OTA) system update to version 12.5.632 (or later). To check for available updates wirelessly/over-the-air: # Go to Settings > My Phone > System Update If an update is available, follow the instructions on your phone to download and install it. Once updated, your phone will restart to complete the installation.
Is CVE-2021-3720 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-3720 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-3720?
CVE-2021-3720 affects Lenovo Legion Phone Pro (L79031), Lenovo Legion Phone2 Pro (L70081).
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