CVE-2024-20820

Severity Score

7.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

Improper input validation in bootloader prior to SMR Feb-2024 Release 1 allows local privileged attackers to cause an Out-Of-Bounds read.

La validación de entrada incorrecta en el gestor de arranque antes de SMR, febrero de 2024, versión 1, permite al atacante provocar una lectura fuera de los límites.

*Credits: N/A

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Local

Attack Complexity

Low

Authentication

Single

Confidentiality

Complete

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2023-12-05 CVE Reserved
2024-02-06 CVE Published
2024-08-01 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-125: Out-of-bounds Read

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://security.samsungmobile.com/securityUpdate.smsb?year=2024&month=02	2024-04-02

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		-		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-apr-2021-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-apr-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-apr-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-aug-2021-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-aug-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-aug-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-dec-2020-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-dec-2021-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-dec-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-dec-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-feb-2021-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-feb-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-feb-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-feb-2024-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-jan-2021-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-jan-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-jan-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-jan-2024-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-jul-2021-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-jul-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-jul-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-jun-2021-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-jun-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-jun-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-mar-2021-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-mar-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-mar-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-may-2021-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-may-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-may-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-nov-2021-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-nov-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-nov-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-oct-2021-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-oct-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-oct-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-sep-2021-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-sep-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				11.0 Search vendor "Samsung" for product "Android" and version "11.0"		smr-sep-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		-		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-apr-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-apr-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-aug-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-aug-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-dec-2021-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-dec-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-dec-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-feb-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-feb-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-feb-2024-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-jan-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-jan-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-jan-2024-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-jul-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-jul-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-jun-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-jun-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-mar-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-mar-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-may-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-may-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-nov-2021-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-nov-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-nov-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-oct-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-oct-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-sep-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				12.0 Search vendor "Samsung" for product "Android" and version "12.0"		smr-sep-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		-		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		smr-apr-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		smr-aug-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		smr-dec-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		smr-dec-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		smr-feb-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		smr-feb-2024-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		smr-jan-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		smr-jan-2024-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		smr-jul-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		smr-jun-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		smr-mar-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		smr-may-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		smr-nov-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		smr-nov-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		smr-oct-2022-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		smr-oct-2023-r1		Affected
Samsung Search vendor "Samsung"		Android Search vendor "Samsung" for product "Android"				13.0 Search vendor "Samsung" for product "Android" and version "13.0"		smr-sep-2023-r1		Affected