How severe is CVE-2023-20993?

CVE-2023-20993 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-2023-20993 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-2023-20993?

CVE-2023-20993 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-20993?

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-2023-20993 published?

CVE-2023-20993 was published on 2023-03-24 and last updated on 2026-06-17.

CVE-2023-20993

CVE-2023-20993 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-755.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-755
Affected product: Google Android
Published: 2023-03-24
Last modified: 2026-06-17

Description

In multiple functions of SnoozeHelper.java, there is a possible failure to persist settings due to an uncaught exception. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-261588851

Frequently asked questions

What is CVE-2023-20993?: In multiple functions of SnoozeHelper.java, there is a possible failure to persist settings due to an uncaught exception. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-261588851
How severe is CVE-2023-20993?: CVE-2023-20993 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-2023-20993 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-2023-20993?: CVE-2023-20993 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-20993?: 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-2023-20993 published?: CVE-2023-20993 was published on 2023-03-24 and last updated on 2026-06-17.

References

https://source.android.com/security/bulletin/2023-05-01

Affected products (1)

cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*

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