CVE-2020-0471 — CRITICAL (9.8)

Vulnerability Description

In reassemble_and_dispatch of packet_fragmenter.cc, there is a possible way to inject packets into an encrypted Bluetooth connection due to improper input validation. This could lead to remote escalation of privilege between two Bluetooth devices by a proximal attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android; Versions: Android-8.0, Android-8.1, Android-9, Android-10, Android-11; Android ID: A-169327567.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Google	Android	8.0

Related Weaknesses (CWE)

CWE-20

References

https://source.android.com/security/bulletin/2021-01-01PatchVendor Advisory
https://source.android.com/security/bulletin/2021-01-01PatchVendor Advisory

FAQ

What is CVE-2020-0471?

CVE-2020-0471 is a vulnerability with a CVSS score of 9.8 (CRITICAL). In reassemble_and_dispatch of packet_fragmenter.cc, there is a possible way to inject packets into an encrypted Bluetooth connection due to improper input validation. This could lead to remote escalat...

How severe is CVE-2020-0471?

CVE-2020-0471 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2020-0471?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android.