CVE-2021-0476
Description
In FindOrCreatePeer of btif_av.cc, there is a possible use after free due to a race condition. 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-9 Android-10Android ID: A-169252501
CvssV3 impact
BaseSeverity | HIGH |
ConfidentialityImpact | HIGH |
AttackComplexity | HIGH |
Scope | UNCHANGED |
AttackVector | LOCAL |
AvailabilityImpact | HIGH |
IntegrityImpact | HIGH |
PrivilegesRequired | LOW |
BaseScore | 7 |
VectorString | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
Version | 3.1 |
UserInteraction | NONE |
CvssV2 impact
AccessComplexity | MEDIUM |
ConfidentialityImpact | COMPLETE |
AvailabilityImpact | COMPLETE |
IntegrityImpact | COMPLETE |
BaseScore | 6.9 |
VectorString | AV:L/AC:M/Au:N/C:C/I:C/A:C |
Version | 2.0 |
AccessVector | LOCAL |
Authentication | NONE |