CVE-2021-39674
Severity Score
7.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
In btm_sec_connected and btm_sec_disconnected of btm_sec.cc file , there is a possible use after free. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12Android ID: A-201083442
En las funciones btm_sec_connected y btm_sec_disconnected del archivo btm_sec.cc, se presenta un posible uso después de free. Esto podría conllevar a una escalada local de privilegios con los privilegios de ejecución User necesarios. No es requerida una interacción del usuario para su explotación. Producto: Android, Versiones: Android-10 Android-11 Android-12, ID de Android: A-201083442
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2021-08-23 CVE Reserved
- 2022-02-11 CVE Published
- 2024-08-04 CVE Updated
- 2024-12-17 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-416: Use After Free
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://source.android.com/security/bulletin/2022-02-01 | 2022-02-17 |
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Google Search vendor "Google" | Android Search vendor "Google" for product "Android" | 10.0 Search vendor "Google" for product "Android" and version "10.0" | - |
Affected
| ||||||
| Google Search vendor "Google" | Android Search vendor "Google" for product "Android" | 11.0 Search vendor "Google" for product "Android" and version "11.0" | - |
Affected
| ||||||
| Google Search vendor "Google" | Android Search vendor "Google" for product "Android" | 12.0 Search vendor "Google" for product "Android" and version "12.0" | - |
Affected
| ||||||