CVE-2020-3526CWE-20

Cisco IOS XE Software Common Open Policy Service Engine Denial of Service Vulnerability

High · published September 24, 2020

CVSS v3.0
8.6
EPSS
1%
Percentile
71.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.0
8.6 · HIGH
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.01374 · 71.8th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2020-09-24T17:51Z
EPSS history
Timeline
  • 24 SEP 17:51Z
    Cisco IOS XE Software Common Open Policy Service Engine Denial of Service Vulnerability
    cvelistv5