7.4
High
CVE-2019-1796 A vulnerability in the handling of Inter-Access Point Protocol (IAPP) messages by Cisco Wireless LAN Controller (WLC)…
Description
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Cisco Wireless LAN Controller (WLC) 8.8 | earliest → < 8.8.100.0 | 8.8.100.0 |
| Cisco Wireless LAN Controller (WLC) 8.3 | earliest → < 8.3.150.0 | 8.3.150.0 |
| Cisco Wireless LAN Controller (WLC) 8.2 | earliest → < 8.2.170.0 | 8.2.170.0 |
Other CVEs of Cisco Wireless LAN Controller (WLC)
The 25 CVEs of Cisco Wireless LAN Controller (WLC) →
CVE-2025-20191
A vulnerability in the Switch Integrated Security Features (SISF) of Cisco IOS Software, Cisco IOS XE Software, Cisco…
7.4
High
CVE-2023-20251
A vulnerability in the memory buffer of Cisco Wireless LAN Controller (WLC) AireOS Software could allow an…
6.1
Medium
CVE-2022-20769
A vulnerability in the authentication functionality of Cisco Wireless LAN Controller (WLC) AireOS Software could allow…
7.4
High
CVE-2022-20695
A vulnerability in the authentication functionality of Cisco Wireless LAN Controller (WLC) Software could allow an…
10.0
Critical