What’s Vulnerable › Vulnerabilities

CVE-2023-21339

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-10-30 · updated 2026-06-17
• Weakness: CWE-400

Description

In Minikin, there is a possible way to trigger ANR by showing a malicious message due to resource exhaustion. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.

Affected products

• Android: before 14.0 — fixed in 14.0

How to fix

Upgrade to a fixed version: Android 14.0. Check the vendor advisory for mitigations.

References

• https://source.android.com/docs/security/bulletin/android-14
• https://source.android.com/docs/security/bulletin/android-14

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