CVE-2007-5381: Cisco IOS

High severity, CVSS 9.3. EPSS: 14.7% chance of exploitation in the next 30 days.

Stack-based buffer overflow in the Line Printer Daemon (LPD) in Cisco IOS before 12.2(18)SXF11, 12.4(16a), and 12.4(2)T6 allow remote attackers to execute arbitrary code by setting a long hostname on the target system, then causing an error message to be printed, as demonstrated by a telnet session to the LPD from a source port other than 515.

Affected products

• Cisco IOS: version 10.3 only; version 10.3(3.3) only; version 10.3(3.4) only; version 10.3(4.2) only; version 10.3(4.3) only; version 10.3(16) only; …

Published 2007-10-12. Last modified 2026-06-16.