CiscoSoftware

Introduction to CW9800H-wlc-universalk9.17.15.02.SPA.bin Software The CW9800H-wlc-universalk9.17.15.02.SPA.bin is a critical maintenance release for Cisco Catalyst 9800-H High-Density Wireless Controllers running IOS XE Amsterdam 17.15.x. Officially released in Q3 2025, this firmware addresses 12 high-priority defects identified in enterprise Wi-Fi 7 deployments,...

Introduction to C9800-L-universalk9_wlc.V1712_4_ESW13.SPA.bin Software This Engineering Special Wireless (ESW) release addresses critical stability issues in Catalyst 9800-L Wireless Controllers running IOS XE Amsterdam 17.12.x software trains. Designed for enterprise networks requiring uninterrupted wireless operations, the update focuses on resolving AP...

Introduction to C9800-L-universalk9_wlc.17.12.04.CSCwn26561.SPA..bin This critical security update for Cisco Catalyst 9800-L Wireless Controllers resolves certificate validation vulnerabilities in AP join processes while enhancing Wi-Fi 6E protocol stability. Released on March 15, 2025, the firmware targets deployments using IOS XE Amsterdam...

Introduction to CW9800H-wlc-universalk9.17.15.01.SPA.bin Software The ​​CW9800H-wlc-universalk9.17.15.01.SPA.bin​​ firmware image is a critical update for Cisco Catalyst 9800H Wireless Controllers, part of the IOS XE Amsterdam 17.15.x release train. Designed for enterprise-scale deployments, this version resolves security vulnerabilities in AP image validation...

Introduction to C9800-L-universalk9_wlc.17.09.04a.CSCwh93727.SPA.apsp.bin Software This application-specific patch addresses critical vulnerabilities identified in Cisco Security Advisory CSCwh93727, targeting CAPWAP protocol implementation flaws that could enable unauthenticated traffic redirection. Designed for Catalyst 9800-L controllers running IOS XE 17.9.x, the patch maintains operational...

Introduction to C9800-L-universalk9_wlc.17.12.04.CSCwj93876.SPA..bin This software patch addresses critical security vulnerabilities in Cisco Catalyst 9800-L wireless controllers running IOS XE 17.12.x. Released on April 15, 2025, under Cisco’s Security Maintenance Release (SMR) program, it specifically resolves CVE-2024-20485 – a high-severity backup...

Introduction to C9800-L-universalk9_wlc.17.12.04.CSCwm33207.SPA.bin Software This Security Maintenance Update (SMU) addresses critical defect CSCwm33207 in Cisco Catalyst 9800-L Wireless Controllers running IOS XE Amsterdam 17.12.x. Released in Q1 2025 under Cisco Field Notice FN75555-R2, it resolves intermittent HA SSO configuration loss...

Introduction to C9800-L-universalk9_wlc.17.09.03.CSCwe01579.SPA..bin This firmware package addresses critical vulnerabilities in Cisco IOS XE 17.9.x for Catalyst 9800-L controllers, specifically resolving certificate validation failures affecting AP join processes. Designed for mid-sized enterprise deployments, it supports centralized management of up to 250...

Introduction to C9800-L-universalk9_wlc.17.17.01.SPA.bin This software package delivers critical stability enhancements for Cisco Catalyst 9800-L wireless controllers operating in high-availability (HA) deployments. Released in Q2 2025 under Cisco’s Software Maintenance Updates (SMU) program, it resolves configuration persistence issues identified in Field...

Introduction to C9800-L-universalk9_wlc.17.09.03.CSCwf84244.SPA.apsp.bin Software The ​​C9800-L-universalk9_wlc.17.09.03.CSCwf84244.SPA.apsp.bin​​ is a critical security patch for Cisco Catalyst 9800-L Wireless Controllers running IOS XE Amsterdam 17.09.x software. Released in Q2 2025, this maintenance update specifically addresses CSCwf84244 – a high-severity vulnerability affecting AP image...