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CVE-2023-21121

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-06-15 · updated 2026-06-17
• Weakness: CWE-20

Description

In onResume of AppManagementFragment.java, there is a possible way to prevent users from forgetting a previously connected VPN due to improper input validation. 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-12Android ID: A-205460459

Affected products

• Android: 11.0, 12.0

References

• https://source.android.com/security/bulletin/2023-06-01
• https://source.android.com/security/bulletin/2023-06-01

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