CVE-2020-25112

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An issue was discovered in the IPv6 stack in Contiki through 3.0. There are inconsistent checks for IPv6 header extension lengths. This leads to Denial-of-Service and potential Remote Code Execution via a crafted ICMPv6 echo packet.

Se detectó un problema en la pila IPv6 en Contiki versiones hasta 3.0. Existen comprobaciones inconsistentes para las longitudes de extensión del encabezado IPv6. Esto conduce a una denegación de servicio y una posible ejecución de código remota por medio de un paquete eco ICMPv6 diseñado

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-09-03 CVE Reserved
2020-12-11 CVE Published
2024-08-04 CVE Updated
2024-08-28 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (2)

URL	Tag	Source
https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01	Third Party Advisory
https://www.kb.cert.org/vuls/id/815128	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
Contiki-os Search vendor "Contiki-os"		Contiki-os Search vendor "Contiki-os" for product "Contiki-os"				<= 3.0 Search vendor "Contiki-os" for product "Contiki-os" and version " <= 3.0"		-		Affected