How severe is CVE-2021-30161?

CVE-2021-30161 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2021-30161 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-30161?

CVE-2021-30161 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-30161?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-30161 published?

CVE-2021-30161 was published on 2021-04-06 and last updated on 2026-06-17.

CVE-2021-30161

CVE-2021-30161 is a medium-severity vulnerability in Google Android with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Google Android
Published: 2021-04-06
Last modified: 2026-06-17

Description

An issue was discovered on LG mobile devices with Android OS 11 software. Attackers can bypass the lockscreen protection mechanism after an incoming call has been terminated. The LG ID is LVE-SMP-210002 (April 2021).

Frequently asked questions

What is CVE-2021-30161?: An issue was discovered on LG mobile devices with Android OS 11 software. Attackers can bypass the lockscreen protection mechanism after an incoming call has been terminated. The LG ID is LVE-SMP-210002 (April 2021).
How severe is CVE-2021-30161?: CVE-2021-30161 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2021-30161 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-30161?: CVE-2021-30161 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-30161?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-30161 published?: CVE-2021-30161 was published on 2021-04-06 and last updated on 2026-06-17.

References

https://lgsecurity.lge.com/

Affected products (1)

cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*

More vulnerabilities in Google Android

CVE-2026-0092 — Critical (CVSS 10.0): In Package Manager, there is a possible device lock controller bypass due to a missing permission check. This could…
CVE-2025-48611 — Critical (CVSS 10.0): In DeviceId of DeviceId.java, there is a possible desync in persistence due to a missing bounds check. This could lead…
CVE-2015-8073 — Critical (CVSS 10.0): mediaserver in Android 4.4 and 5.1 before 5.1.1 LMY48X allows remote attackers to execute arbitrary code or cause a…
CVE-2015-8072 — Critical (CVSS 10.0): mediaserver in Android 4.4 through 5.x before 5.1.1 LMY48X and 6.0 before 2015-11-01 allows remote attackers to execute…
CVE-2015-6610 — Critical (CVSS 10.0): libstagefright in Android before 5.1.1 LMY48X and 6.0 before 2015-11-01 allows attackers to gain privileges or cause a…
CVE-2015-6609 — Critical (CVSS 10.0): libutils in Android before 5.1.1 LMY48X and 6.0 before 2015-11-01 allows remote attackers to execute arbitrary code or…

All CVEs affecting Google Android →