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CVE-2020-3559

Severity CVSS v4.0:
Pending analysis
Type:
CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')
Publication date:
24/09/2020
Last modified:
16/04/2021

Description

A vulnerability in Cisco Aironet Access Point (AP) Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to improper handling of clients that are trying to connect to the AP. An attacker could exploit this vulnerability by sending authentication requests from multiple clients to an affected device. A successful exploit could allow the attacker to cause the affected device to reload.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.60 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
8.60
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete

Base Score 2.0
7.80
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:cisco:wireless_lan_controller:*:*:*:*:*:*:*:* 8.9 (including) 8.10.112.0 (excluding)
cpe:2.3:h:cisco:1111-4pwe:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1111-8plteeawb:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1111-8pwb:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1113-8plteeawe:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1113-8pmwe:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1113-8pwe:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1116-4plteeawe:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1116-4pwe:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1117-4plteeawe:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1117-4pmlteeawe:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1117-4pmwe:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:1117-4pwe:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:aironet_1815:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:aironet_1830e:-:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools