CVE-2009-0637: Cisco IOS

High severity, CVSS 7.1. EPSS: 3.3% chance of exploitation in the next 30 days.

The SCP server in Cisco IOS 12.2 through 12.4, when Role-Based CLI Access is enabled, does not enforce the CLI view configuration for file transfers, which allows remote authenticated users with an attached CLI view to (1) read or (2) overwrite arbitrary files via an SCP command.

Affected products

• Cisco IOS: version 12.2 only; version 12.2b only; version 12.2bc only; version 12.2bw only; version 12.2bx only; version 12.2by only; …
• Cisco IOS XR: version 12.4 only

Published 2009-03-27. Last modified 2026-06-16.