How severe is CVE-2018-9438?

CVE-2018-9438 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2018-9438 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-9438?

CVE-2018-9438 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-9438?

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

When was CVE-2018-9438 published?

CVE-2018-9438 was published on 2018-11-06 and last updated on 2026-06-17.

CVE-2018-9438

CVE-2018-9438 is a medium-severity vulnerability in Google Android with a CVSS 3.x base score of 5.0. 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 5.0)
CVSS v2: 4.7
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Google Android
Published: 2018-11-06
Last modified: 2026-06-17

Description

When a device connects only over WiFi VPN, the device may not receive security updates due to some incorrect checks. This could lead to a local denial of service of security updates with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android Versions: Android-8.1 Android ID: A-78644887.

Frequently asked questions

What is CVE-2018-9438?: When a device connects only over WiFi VPN, the device may not receive security updates due to some incorrect checks. This could lead to a local denial of service of security updates with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android Versions: Android-8.1 Android ID: A-78644887.
How severe is CVE-2018-9438?: CVE-2018-9438 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2018-9438 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-9438?: CVE-2018-9438 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-9438?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-9438 published?: CVE-2018-9438 was published on 2018-11-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*

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