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Cisco XE: CVE-2020-3526: Cisco IOS XE Software Common Open Policy Service Engine Denial of Service Vulnerability

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Cisco XE: CVE-2020-3526: Cisco IOS XE Software Common Open Policy Service Engine Denial of Service Vulnerability

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
09/25/2020
Created
09/26/2020
Added
09/25/2020
Modified
12/23/2022

Description

A vulnerability in the Common Open Policy Service (COPS) engine of Cisco IOS XE Software on Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to crash a device. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending a malformed COPS message to the device. A successful exploit could allow the attacker to crash the device.

Solution(s)

  • cisco-xe-upgrade-latest

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