CVE-2003-0511: Cisco IOS

Medium severity, CVSS 5.0. EPSS: 9% chance of exploitation in the next 30 days.

The web server for Cisco Aironet AP1x00 Series Wireless devices running certain versions of IOS 12.2 allow remote attackers to cause a denial of service (reload) via a malformed URL.

Affected products

• Cisco IOS: version 12.2(4)ja only; version 12.2(4)ja1 only; version 12.2(8)ja only; version 12.2(11)ja only

Published 2003-08-27. Last modified 2026-06-16.