CVE-2022-20697CWE-691

Cisco IOS and IOS XE Software Web Services Denial of Service Vulnerability

High · published April 15, 2022

CVSS v3.1
8.6
EPSS
1%
Percentile
66.7
In the wild
Unconfirmed
What it is

A vulnerability in the web services interface of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to cause a denial of service (DoS) condition. This vulnerability is due to improper resource management in the HTTP server code. An attacker could exploit this vulnerability by sending a large number of HTTP requests to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.

The record
Technical detail
CVSS v3.1
8.6 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.01155 · 66.7th percentile
Weakness
CWE-691 · Insufficient Control Flow Management
Published
2022-04-15T14:15Z
EPSS history
Timeline
  • 15 APR 14:15Z
    Cisco IOS and IOS XE Software Web Services Denial of Service Vulnerability
    cvelistv5