How severe is CVE-2021-0649?

CVE-2021-0649 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-0649 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-0649?

CVE-2021-0649 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-0649?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-0649 published?

CVE-2021-0649 was published on 2021-12-15 and last updated on 2026-06-17.

CVE-2021-0649

CVE-2021-0649 is a high-severity vulnerability in Google Android with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-863.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 0% (2nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Google Android
Published: 2021-12-15
Last modified: 2026-06-17

Description

In stopVpnProfile of Vpn.java, there is a possible VPN profile reset due to a permissions bypass. This could lead to local escalation of privilege CONTROL_ALWAYS_ON_VPN with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-191382886

Frequently asked questions

What is CVE-2021-0649?: In stopVpnProfile of Vpn.java, there is a possible VPN profile reset due to a permissions bypass. This could lead to local escalation of privilege CONTROL_ALWAYS_ON_VPN with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-191382886
How severe is CVE-2021-0649?: CVE-2021-0649 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-0649 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-0649?: CVE-2021-0649 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-0649?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-0649 published?: CVE-2021-0649 was published on 2021-12-15 and last updated on 2026-06-17.

References

https://source.android.com/security/bulletin/2021-11-01

Affected products (1)

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

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