CVE-2019-12656CWE-20

Cisco IOx Application Environment Denial of Service Vulnerability

High · published September 25, 2019

CVSS v3.0
7.5
EPSS
2%
Percentile
78.6
In the wild
Unconfirmed
What it is

A vulnerability in the IOx application environment of multiple Cisco platforms could allow an unauthenticated, remote attacker to cause the IOx web server to stop processing HTTPS requests, resulting in a denial of service (DoS) condition. The vulnerability is due to a Transport Layer Security (TLS) implementation issue. An attacker could exploit this vulnerability by sending crafted TLS packets to the IOx web server on an affected device. A successful exploit could allow the attacker to cause the IOx web server to stop processing HTTPS requests, resulting in a DoS condition.

The record
Technical detail
CVSS v3.0
7.5 · HIGH
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.01824 · 78.6th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2019-09-25T20:16Z
EPSS history
Timeline
  • 25 SEP 20:16Z
    Cisco IOx Application Environment Denial of Service Vulnerability
    cvelistv5