CVE-2021-39639

Published at:
2021-12-15T19:15:15.133

Global infos:

In TBD of fvp.c, there is a possible way to glitch CPU behavior due to a missing permission check. This could lead to local escalation of privilege with physical access to device internals with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-198291476References: N/A

CVE Status: Modified

References:

  • [email protected]
  • af854a3a-2127-422b-91ae-364da2661108
  • Metrics:

    AttributeValue
    Attack ComplexityLOW
    Attack VectorPHYSICAL
    Availability ImpactHIGH
    Base Score6.8
    Base SeverityMEDIUM
    Confidentiality ImpactHIGH
    Integrity ImpactHIGH
    Privileges RequiredNONE
    ScopeUNCHANGED
    User InteractionNONE
    Vector StringCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Exploitability Score0.9
    Impact Score5.9
    Source[email protected]
    TypePrimary

    Links:

    Exploit-db
    Github