How severe is CVE-2023-40109?

CVE-2023-40109 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-40109 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-40109?

CVE-2023-40109 primarily affects Google Android. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-40109?

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.

Does CVE-2023-40109 have an EU (EUVD) identifier?

Yes. CVE-2023-40109 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-44716.

When was CVE-2023-40109 published?

CVE-2023-40109 was published on 2024-02-15 and last updated on 2026-06-17.

CVE-2023-40109

CVE-2023-40109 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-266.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-44716
Weakness: CWE-266
Affected product: Google Android
Published: 2024-02-15
Last modified: 2026-06-17

Description

In createFromParcel of UsbConfiguration.java, there is a possible background activity launch (BAL) due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.

Frequently asked questions

What is CVE-2023-40109?: In createFromParcel of UsbConfiguration.java, there is a possible background activity launch (BAL) due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.
How severe is CVE-2023-40109?: CVE-2023-40109 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-40109 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-40109?: CVE-2023-40109 primarily affects Google Android. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-40109?: 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.
Does CVE-2023-40109 have an EU (EUVD) identifier?: Yes. CVE-2023-40109 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-44716.
When was CVE-2023-40109 published?: CVE-2023-40109 was published on 2024-02-15 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:12.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:*

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