What’s Vulnerable › Vulnerabilities

CVE-2023-40106

• 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: 2024-02-15 · updated 2026-06-17
• Weakness: CWE-269

Description

In sanitizeSbn of NotificationManagerService.java, there is a possible way to launch an activity from the background due to BAL Bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Affected products

• Android: 11.0, 12.0, 12.1, 13.0, 14.0

References

• https://android.googlesource.com/platform/frameworks/base/+/442b4390c1f04b0e74ae4a7e349418dad4e7522e
• https://source.android.com/security/bulletin/2023-11-01
• https://android.googlesource.com/platform/frameworks/base/+/442b4390c1f04b0e74ae4a7e349418dad4e7522e
• https://source.android.com/security/bulletin/2023-11-01

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