SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

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…

HIGH 10.0EPSS 16.5%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 16.5%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.

Description

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.

CVSS 2.0
10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS
16.53% probability · 97th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-22
Affected
cisco/ciscoworks common services · cisco/ciscoworks health and utilization monitor · cisco/ciscoworks lan management solution · cisco/ciscoworks qos policy manager · cisco/ciscoworks voice manager · cisco/security manager · cisco/telepresence readiness assessment manager · cisco/unified operations manager · cisco/unified provisioning manager · cisco/unified service monitor
Source
psirt@cisco.com
EPSS trend
0%10%20%21 October 2026: 16.53%26 October 2026: 16.53%21 October 202626 October 2026

EPSS moved from 16.5% on 21 October 2026 to 16.5% on 26 October 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.