CVE-2022-20769CWE-787

Cisco Wireless LAN Controller AireOS Software FIPS Mode Denial of Service Vulnerability

High · published September 30, 2022

CVSS v3.1
7.4
EPSS
1%
Percentile
43.1
In the wild
Unconfirmed
What it is

A vulnerability in the authentication functionality of Cisco Wireless LAN Controller (WLC) AireOS Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient error validation. An attacker could exploit this vulnerability by sending crafted packets to an affected device. A successful exploit could allow the attacker to cause the wireless LAN controller to crash, resulting in a DoS condition. Note: This vulnerability affects only devices that have Federal Information Processing Standards (FIPS) mode enabled.

The record
Technical detail
CVSS v3.1
7.4 · HIGH
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00517 · 43.1th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2022-09-30T18:45Z
EPSS history
Timeline
  • 30 SEP 18:45Z
    Cisco Wireless LAN Controller AireOS Software FIPS Mode Denial of Service Vulnerability
    cvelistv5