// For flags

CVE-2021-25489

Samsung Mobile Devices Improper Input Validation Vulnerability

Severity Score

5.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

Yes
*KEV

Decision

-
*SSVC
Descriptions

Assuming radio permission is gained, missing input validation in modem interface driver prior to SMR Oct-2021 Release 1 results in format string bug leading to kernel panic.

Suponiendo que se obtenga el permiso de radio, una falta de comprobación de entrada en modem interface driver versiones anteriores a SMR Oct-2021 Release 1, resulta en un bug de cadena de formato que conlleva a un pánico del kernel

Samsung mobile devices contain an improper input validation vulnerability within the modem interface driver that results in a format string bug leading to kernel panic.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-01-19 CVE Reserved
  • 2021-10-06 CVE Published
  • 2023-06-29 Exploited in Wild
  • 2023-07-20 KEV Due Date
  • 2023-11-16 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- First Exploit
CWE
  • CWE-20: Improper Input Validation
  • CWE-134: Use of Externally-Controlled Format String
CAPEC
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"
8.1
Search vendor "Google" for product "Android" and version "8.1"
-
Affected
in Samsung
Search vendor "Samsung"
Exynos
Search vendor "Samsung" for product "Exynos"
--
Safe
Google
Search vendor "Google"
Android
Search vendor "Google" for product "Android"
9.0
Search vendor "Google" for product "Android" and version "9.0"
-
Affected
in Samsung
Search vendor "Samsung"
Exynos
Search vendor "Samsung" for product "Exynos"
--
Safe
Google
Search vendor "Google"
Android
Search vendor "Google" for product "Android"
10.0
Search vendor "Google" for product "Android" and version "10.0"
-
Affected
in Samsung
Search vendor "Samsung"
Exynos
Search vendor "Samsung" for product "Exynos"
--
Safe
Google
Search vendor "Google"
Android
Search vendor "Google" for product "Android"
11.0
Search vendor "Google" for product "Android" and version "11.0"
-
Affected
in Samsung
Search vendor "Samsung"
Exynos
Search vendor "Samsung" for product "Exynos"
--
Safe