CVE-2019-1799 HIGH

CVE-2019-1799: Cisco Wireless LAN Controller Software IAPP Message Handling Denial of Service Vulnerabilities

Vendor Cisco
Product Cisco Wireless LAN Controller (WLC)
Weakness CWE-399
Published April 18, 2019
Last update November 21, 2024

CVSS base score

7.4/10
Attack vector Adjacent
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity None

CVSS vector

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

What the vulnerability does

01Description

A vulnerability in the handling of Inter-Access Point Protocol (IAPP) messages by Cisco Wireless LAN Controller (WLC) Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition. The vulnerability exist because the software improperly validates input on fields within IAPP messages. An attacker could exploit the vulnerability by sending malicious IAPP messages to an affected device. A successful exploit could allow the attacker to cause the Cisco WLC Software to reload, resulting in a DoS condition. Software versions prior to 8.2.170.0, 8.5.150.0, and 8.8.100.0 are affected.

Key dates

02Disclosure timeline

April 18, 2019 CVE published
November 21, 2024 Record updated