CVE-2012-1338: Cisco Catalyst 3560

Medium severity, CVSS 6.3. EPSS: 1.1% chance of exploitation in the next 30 days.

Cisco IOS 15.0 and 15.1 on Catalyst 3560 and 3750 series switches allows remote authenticated users to cause a denial of service (device reload) by completing local web authentication quickly, aka Bug ID CSCts88664.

Affected products

• Cisco Catalyst 3560
• Cisco Catalyst 3560-E
• Cisco Catalyst 3560-X
• Cisco Catalyst 3750
• Cisco Catalyst 3750-E
• Cisco Catalyst 3750-X
• Cisco Catalyst 3750 Metro
• Cisco Catalyst 3750g
• Cisco IOS: version 15.0 only; version 15.1 only

Published 2012-08-06. Last modified 2026-06-16.