CVE-2023-21250 — CRITICAL (9.8)

Vulnerability Description

In gatt_end_operation of gatt_utils.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.

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	11.0

Related Weaknesses (CWE)

CWE-787

References

https://android.googlesource.com/platform/packages/modules/Bluetooth/+/ec573bc83Patch
https://source.android.com/security/bulletin/2023-07-01PatchVendor Advisory
https://android.googlesource.com/platform/packages/modules/Bluetooth/+/ec573bc83Patch
https://source.android.com/security/bulletin/2023-07-01PatchVendor Advisory

FAQ

What is CVE-2023-21250?

CVE-2023-21250 is a vulnerability with a CVSS score of 9.8 (CRITICAL). In gatt_end_operation of gatt_utils.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution with no additional execution privileges needed. ...

How severe is CVE-2023-21250?

CVE-2023-21250 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-2023-21250?

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