CVE-2021-22684

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Tizen RT RTOS version 3.0.GBB is vulnerable to integer wrap-around in functions_calloc and mm_zalloc. This improper memory assignment can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash

Tizen RT RTOS versión 3.0.GBB, es vulnerable a una envoltura de enteros en las funciones functions_calloc y mm_zalloc. Esta asignación de memoria inapropiada puede conllevar a una asignación de memoria arbitraria, resultando en un comportamiento inesperado, como un bloqueo

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-01-05 CVE Reserved
2021-08-31 CVE Published
2024-05-16 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-190: Integer Overflow or Wraparound

CAPEC

References (1)

URL	Tag	Source
https://us-cert.cisa.gov/ics/advisories/icsa-21-119-04	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Samsung Search vendor "Samsung"		Tizenrt Search vendor "Samsung" for product "Tizenrt"				<= 3.0 Search vendor "Samsung" for product "Tizenrt" and version " <= 3.0"		-		Affected