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Unrated severityNVD Advisory· Published Jul 29, 2009· Updated Jun 16, 2026

CVE-2009-1165

CVE-2009-1165

Description

Memory leak on the Cisco Wireless LAN Controller (WLC) platform 4.x before 4.2.205.0, 5.1 before 5.1.163.0, and 5.0 and 5.2 before 5.2.178.0, as used in Cisco 1500 Series, 2000 Series, 2100 Series, 4100 Series, 4200 Series, and 4400 Series Wireless Services Modules (WiSM), WLC Modules for Integrated Services Routers, and Catalyst 3750G Integrated Wireless LAN Controllers, allows remote attackers to cause a denial of service (memory consumption and device reload) via SSH management connections, aka Bug ID CSCsw40789.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

38
  • Cisco Systems, Inc./Catalyst 3750g
    cpe:2.3:h:cisco:catalyst_3750g:*:*:*:*:*:*:*:*
  • Cisco Systems, Inc./Cisco 1500 Wireless Lan Controller6 versions
    cpe:2.3:h:cisco:cisco_1500_wireless_lan_controller:4.1:*:*:*:*:*:*:*+ 5 more
    • cpe:2.3:h:cisco:cisco_1500_wireless_lan_controller:4.1:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_1500_wireless_lan_controller:4.1m:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_1500_wireless_lan_controller:4.2:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_1500_wireless_lan_controller:5.0:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_1500_wireless_lan_controller:5.1:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_1500_wireless_lan_controller:5.2:*:*:*:*:*:*:*
  • Cisco Systems, Inc./4400 Wireless Lan Controller12 versions
    cpe:2.3:h:cisco:cisco_2000_wireless_lan_controller:4.1:*:*:*:*:*:*:*+ 11 more
    • cpe:2.3:h:cisco:cisco_2000_wireless_lan_controller:4.1:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_2000_wireless_lan_controller:4.1m:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_2000_wireless_lan_controller:4.2:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_2000_wireless_lan_controller:5.0:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_2000_wireless_lan_controller:5.1:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_2000_wireless_lan_controller:5.2:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_4400_wireless_lan_controller:4.1:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_4400_wireless_lan_controller:4.1m:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_4400_wireless_lan_controller:4.2:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_4400_wireless_lan_controller:5.0:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_4400_wireless_lan_controller:5.1:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_4400_wireless_lan_controller:5.2:*:*:*:*:*:*:*
  • Cisco Systems, Inc./2100 Wireless Lan Controller6 versions
    cpe:2.3:h:cisco:cisco_2100_wireless_lan_controller:4.1:*:*:*:*:*:*:*+ 5 more
    • cpe:2.3:h:cisco:cisco_2100_wireless_lan_controller:4.1:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_2100_wireless_lan_controller:4.1m:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_2100_wireless_lan_controller:4.2:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_2100_wireless_lan_controller:5.0:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_2100_wireless_lan_controller:5.1:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_2100_wireless_lan_controller:5.2:*:*:*:*:*:*:*
  • Cisco Systems, Inc./4100 Wireless Lan Controller6 versions
    cpe:2.3:h:cisco:cisco_4100_wireless_lan_controller:4.1:*:*:*:*:*:*:*+ 5 more
    • cpe:2.3:h:cisco:cisco_4100_wireless_lan_controller:4.1:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_4100_wireless_lan_controller:4.1m:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_4100_wireless_lan_controller:4.2:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_4100_wireless_lan_controller:5.0:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_4100_wireless_lan_controller:5.1:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_4100_wireless_lan_controller:5.2:*:*:*:*:*:*:*
  • Cisco Systems, Inc./Cisco 4200 Wireless Lan Controller6 versions
    cpe:2.3:h:cisco:cisco_4200_wireless_lan_controller:4.1:*:*:*:*:*:*:*+ 5 more
    • cpe:2.3:h:cisco:cisco_4200_wireless_lan_controller:4.1:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_4200_wireless_lan_controller:4.1m:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_4200_wireless_lan_controller:4.2:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_4200_wireless_lan_controller:5.0:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_4200_wireless_lan_controller:5.1:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:cisco_4200_wireless_lan_controller:5.2:*:*:*:*:*:*:*
  • Cisco Systems, Inc./Wireless Lan Controllersllm-fuzzy
    Range: 4.x before 4.2.205.0, 5.0 and 5.2 before 5.2.178.0, 5.1 before 5.1.163.0

Patches

Vulnerability mechanics

References

4

News mentions

0

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