// For flags

CVE-2020-10024

ARM Platform Uses Signed Integer Comparison When Validating Syscall Numbers

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

The arm platform-specific code uses a signed integer comparison when validating system call numbers. An attacker who has obtained code execution within a user thread is able to elevate privileges to that of the kernel. See NCC-ZEP-001 This issue affects: zephyrproject-rtos zephyr version 1.14.0 and later versions. version 2.1.0 and later versions.

El código arm específico de la plataforma utiliza una comparación de enteros con signo cuando se comprueban los números de llamada del sistema. Un atacante que ha obtenido una ejecución de código dentro de un subproceso (hilo) de usuario es capaz de elevar los privilegios a los del kernel. Consulte NCC-ZEP-001. Este problema afecta a: zephyrproject-rtos zephyr versión 1.14.0 y versiones posteriores. Versión 2.1.0 y versiones posteriores.

*Credits: NCC Group for report
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-03-03 CVE Reserved
  • 2020-05-11 CVE Published
  • 2023-03-08 EPSS Updated
  • 2024-09-17 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-697: Incorrect Comparison
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Zephyrproject
Search vendor "Zephyrproject"
Zephyr
Search vendor "Zephyrproject" for product "Zephyr"
1.14.2
Search vendor "Zephyrproject" for product "Zephyr" and version "1.14.2"
-
Affected
Zephyrproject
Search vendor "Zephyrproject"
Zephyr
Search vendor "Zephyrproject" for product "Zephyr"
2.1.0
Search vendor "Zephyrproject" for product "Zephyr" and version "2.1.0"
-
Affected