// For flags

CVE-2020-3418

Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family Improper Access Control Vulnerability

Severity Score

4.7
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A vulnerability in Cisco IOS XE Wireless Controller Software for Cisco Catalyst 9800 Series Routers could allow an unauthenticated, adjacent attacker to send ICMPv6 traffic prior to the client being placed into RUN state. The vulnerability is due to an incomplete access control list (ACL) being applied prior to RUN state. An attacker could exploit this vulnerability by connecting to the associated service set identifier (SSID) and sending ICMPv6 traffic. A successful exploit could allow the attacker to send ICMPv6 traffic prior to RUN state.

Una vulnerabilidad en Cisco IOS XE Wireless Controller Software para Cisco Catalyst 9800 Series Routers, podría permitir a un atacante adyacente no autenticado enviar tráfico ICMPv6 antes de que el cliente sea ubicado en el estado RUN. La vulnerabilidad es debido a una lista de control de acceso (ACL) incompleta ha sido aplicada antes del estado RUN. Un atacante podría explotar esta vulnerabilidad mediante la conexión al identificador de conjunto de servicios (SSID) asociado y enviando tráfico ICMPv6. Una explotación con éxito podría permitir al atacante enviar tráfico ICMPv6 antes del estado RUN.

*Credits: N/A
CVSS Scores
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
Low
Availability
None
Attack Vector
Adjacent
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2019-12-12 CVE Reserved
  • 2020-09-24 CVE Published
  • 2023-06-10 EPSS Updated
  • 2024-09-17 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-284: Improper Access Control
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Cisco
Search vendor "Cisco"
 Ios Xe
Search vendor "Cisco" for product "Ios Xe"
 17.1.1
Search vendor "Cisco" for product "Ios Xe" and version "17.1.1"
-
Affected
in Cisco
Search vendor "Cisco"
 Catalyst 9800-40
Search vendor "Cisco" for product "Catalyst 9800-40"
--
Safe
Cisco
Search vendor "Cisco"
 Ios Xe
Search vendor "Cisco" for product "Ios Xe"
 17.1.1
Search vendor "Cisco" for product "Ios Xe" and version "17.1.1"
-
Affected
in Cisco
Search vendor "Cisco"
 Catalyst 9800-80
Search vendor "Cisco" for product "Catalyst 9800-80"
--
Safe
Cisco
Search vendor "Cisco"
 Ios Xe
Search vendor "Cisco" for product "Ios Xe"
 17.1.1
Search vendor "Cisco" for product "Ios Xe" and version "17.1.1"
-
Affected
in Cisco
Search vendor "Cisco"
 Catalyst 9800-cl
Search vendor "Cisco" for product "Catalyst 9800-cl"
--
Safe
Cisco
Search vendor "Cisco"
 Ios Xe
Search vendor "Cisco" for product "Ios Xe"
 17.1.1
Search vendor "Cisco" for product "Ios Xe" and version "17.1.1"
-
Affected
in Cisco
Search vendor "Cisco"
 Catalyst 9800-l
Search vendor "Cisco" for product "Catalyst 9800-l"
--
Safe
Cisco
Search vendor "Cisco"
 Ios Xe
Search vendor "Cisco" for product "Ios Xe"
 17.1.1
Search vendor "Cisco" for product "Ios Xe" and version "17.1.1"
-
Affected
in Cisco
Search vendor "Cisco"
 Catalyst 9800-l-c
Search vendor "Cisco" for product "Catalyst 9800-l-c"
--
Safe
Cisco
Search vendor "Cisco"
 Ios Xe
Search vendor "Cisco" for product "Ios Xe"
 17.1.1
Search vendor "Cisco" for product "Ios Xe" and version "17.1.1"
-
Affected
in Cisco
Search vendor "Cisco"
 Catalyst 9800-l-f
Search vendor "Cisco" for product "Catalyst 9800-l-f"
--
Safe