PUB-A-176756691

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    PUB-A-176756691

    Published: 1 Jun 2021Last Modified: 18 Sept 2026

    Summary:

    Details: In dropFile of WiFiInstaller, there is a way to delete files accessible to CertInstaller due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

    References: https://source.android.com/security/bulletin/2021-06-01, https://android.googlesource.com/platform/packages/apps/CertInstaller/+/2e6f670e6fd6ffa6065280e057b4a68dbc68a44e

    Affected packages

    Package

    Name: platform/packages/apps/CertInstaller

    Purl:

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 11:0
    Fixed -11:2021-06-01

    Affected versions

    11

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    PUB-A-176756691 | CVE-DB