Background Permission Bypass Leads to Local Escalation of Privilege
CVE-2024-40655

7.8HIGH

Key Information:

Vendor

Google
Status
Android
Vendor
CVE Published:
11 September 2024

What is CVE-2024-40655?

A permissions bypass flaw exists in the CallScreeningServiceHelper.java component of Google Android’s Telecommunication Services. This vulnerability allows the maintenance of while-in-use permissions in the background without appropriate execution privileges. Exploit efforts require user interaction, which presents a potential risk for unauthorized access or privilege escalation in affected devices. Regular updates and awareness are crucial to mitigate the implications of this vulnerability.

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Affected Version(s)

Android 14

Android 13

Android 12L

References

https://android.googlesource.com/platform/packages/servic...
https://source.android.com/security/bulletin/2024-09-01

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

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