CVE-2009-1161

Directory traversal vulnerability in the TFTP service in Cisco CiscoWorks Common Services (CWCS) 3.0.x through 3.2.x on Windows, as used in Cisco Unified Service Monitor, Security Manager, TelePresence Readiness Assessment Manager, Unified Operations Manager, Unified Provisioning Manager, and other products, allows remote attackers to access arbitrary files via unspecified vectors.

Published: 2009-05-21 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2009-1161 is rated High Risk (67.8/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 1.44%). High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2009-1161

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-10-10 1.62% 1.44% -0.18%
2 2025-03-30 2.25% 1.62% -0.63%
3 2025-03-29 — 2.25% —

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2009-1161

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
10.0 2.0 HIGH
AV:N/AC:L/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 10.0 10.0 [email protected]

Weakness enumeration for CVE-2009-1161

Affected software / configurations for CVE-2009-1161

Vendor Product Version Raw CPE
cisco ciscoworks_common_services 3.0.3 cpe:2.3:a:cisco:ciscoworks_common_services:3.0.3:*:windows:*:*:*:*:*
cisco ciscoworks_common_services 3.0.4 cpe:2.3:a:cisco:ciscoworks_common_services:3.0.4:*:windows:*:*:*:*:*
cisco ciscoworks_common_services 3.0.5 cpe:2.3:a:cisco:ciscoworks_common_services:3.0.5:*:windows:*:*:*:*:*
cisco ciscoworks_common_services 3.0.6 cpe:2.3:a:cisco:ciscoworks_common_services:3.0.6:*:windows:*:*:*:*:*
cisco ciscoworks_common_services 3.1 cpe:2.3:a:cisco:ciscoworks_common_services:3.1:*:windows:*:*:*:*:*
cisco ciscoworks_common_services 3.1.1 cpe:2.3:a:cisco:ciscoworks_common_services:3.1.1:*:windows:*:*:*:*:*
cisco ciscoworks_common_services 3.2 cpe:2.3:a:cisco:ciscoworks_common_services:3.2:*:windows:*:*:*:*:*
cisco ciscoworks_health_and_utilization_monitor 1.0 cpe:2.3:a:cisco:ciscoworks_health_and_utilization_monitor:1.0:*:*:*:*:*:*:*
cisco ciscoworks_health_and_utilization_monitor 1.1 cpe:2.3:a:cisco:ciscoworks_health_and_utilization_monitor:1.1:*:*:*:*:*:*:*
cisco ciscoworks_lan_management_solution 2.5 cpe:2.3:a:cisco:ciscoworks_lan_management_solution:2.5:*:*:*:*:*:*:*
cisco ciscoworks_lan_management_solution 2.6 cpe:2.3:a:cisco:ciscoworks_lan_management_solution:2.6:*:*:*:*:*:*:*
cisco ciscoworks_lan_management_solution 3.0 cpe:2.3:a:cisco:ciscoworks_lan_management_solution:3.0:*:*:*:*:*:*:*
cisco ciscoworks_lan_management_solution 3.1 cpe:2.3:a:cisco:ciscoworks_lan_management_solution:3.1:*:*:*:*:*:*:*
cisco ciscoworks_qos_policy_manager 4.0 cpe:2.3:a:cisco:ciscoworks_qos_policy_manager:4.0:*:*:*:*:*:*:*
cisco ciscoworks_qos_policy_manager 4.1 cpe:2.3:a:cisco:ciscoworks_qos_policy_manager:4.1:*:*:*:*:*:*:*
cisco ciscoworks_voice_manager 3.0 cpe:2.3:a:cisco:ciscoworks_voice_manager:3.0:*:*:*:*:*:*:*
cisco ciscoworks_voice_manager 3.1 cpe:2.3:a:cisco:ciscoworks_voice_manager:3.1:*:*:*:*:*:*:*
cisco security_manager 3.0 cpe:2.3:a:cisco:security_manager:3.0:*:*:*:*:*:*:*
cisco security_manager 3.1 cpe:2.3:a:cisco:security_manager:3.1:*:*:*:*:*:*:*
cisco security_manager 3.2 cpe:2.3:a:cisco:security_manager:3.2:*:*:*:*:*:*:*
cisco telepresence_readiness_assessment_manager 1.0 cpe:2.3:a:cisco:telepresence_readiness_assessment_manager:1.0:*:*:*:*:*:*:*
cisco unified_operations_manager 1.0 cpe:2.3:a:cisco:unified_operations_manager:1.0:*:*:*:*:*:*:*
cisco unified_operations_manager 1.1 cpe:2.3:a:cisco:unified_operations_manager:1.1:*:*:*:*:*:*:*
cisco unified_operations_manager 2.0 cpe:2.3:a:cisco:unified_operations_manager:2.0:*:*:*:*:*:*:*
cisco unified_operations_manager 2.1 cpe:2.3:a:cisco:unified_operations_manager:2.1:*:*:*:*:*:*:*
cisco unified_provisioning_manager 1.0 cpe:2.3:a:cisco:unified_provisioning_manager:1.0:*:*:*:*:*:*:*
cisco unified_provisioning_manager 1.1 cpe:2.3:a:cisco:unified_provisioning_manager:1.1:*:*:*:*:*:*:*
cisco unified_provisioning_manager 1.2 cpe:2.3:a:cisco:unified_provisioning_manager:1.2:*:*:*:*:*:*:*
cisco unified_provisioning_manager 1.3 cpe:2.3:a:cisco:unified_provisioning_manager:1.3:*:*:*:*:*:*:*
cisco unified_service_monitor 1.0 cpe:2.3:a:cisco:unified_service_monitor:1.0:*:*:*:*:*:*:*
cisco unified_service_monitor 1.1 cpe:2.3:a:cisco:unified_service_monitor:1.1:*:*:*:*:*:*:*
cisco unified_service_monitor 2.0 cpe:2.3:a:cisco:unified_service_monitor:2.0:*:*:*:*:*:*:*
cisco unified_service_monitor 2.1 cpe:2.3:a:cisco:unified_service_monitor:2.1:*:*:*:*:*:*:*

References for CVE-2009-1161

cvelogic Threat Intelligence