CVE-2019-1891CWE-20

Cisco Small Business Series Switches HTTP Denial of Service Vulnerability

High · published July 6, 2019

CVSS v3.0
7.5
EPSS
2%
Percentile
78.0
In the wild
Unconfirmed
What it is

A vulnerability in the web interface of Cisco Small Business 200, 300, and 500 Series Managed Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper validation of requests sent to the web interface. An attacker could exploit this vulnerability by sending a malicious request to the web interface of an affected device. A successful exploit could allow the attacker to cause an unexpected reload of the device, 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
0.01772 · 78.0th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2019-07-06T01:15Z
EPSS history
Timeline
  • 06 JUL 01:15Z
    Cisco Small Business Series Switches HTTP Denial of Service Vulnerability
    cvelistv5