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Introduction to C9800-40-universalk9_wlc.17.03.06.SPA.bin This firmware package delivers Cisco IOS XE Amsterdam 17.03.06 for Catalyst 9800-40 wireless controllers, designed to address critical network stability and security requirements in enterprise environments. As an engineering special build released in Q4 2024, it resolves...

Introduction to C9800-universalk9_wlc.17.15.02.CSCwo03262.SPA.apsp.bin This Application-Specific Security Patch (APSP) addresses critical vulnerabilities in Cisco Catalyst 9800 series wireless controllers running IOS XE 17.15.x software. Released through Cisco’s Security Vulnerability Policy program on March 22, 2025, it provides targeted remediation for CAPWAP...

Introduction to C9800-universalk9_wlc.17.12.04.CSCwn86874.SPA.apsp.bin This Application-Specific Software Package (ASSP) delivers targeted enhancements for Cisco Catalyst 9800 series wireless controllers operating in enterprise-grade Wi-Fi 6E environments. Released as an intermediate patch under IOS XE Amsterdam 17.12.04 code train, it specifically resolves critical...

Introduction to C9800-L-universalk9_wlc.17.12.04.CSCwn02956.SPA.apsp.bin This specialized Application-Specific Software Package (ASSP) provides targeted enhancements for Cisco Catalyst 9800-L wireless controllers operating in high-density enterprise environments. Designed as an engineering special build under IOS XE Amsterdam 17.12.04, it addresses critical wireless client roaming...

Introduction to C9800-L-universalk9_wlc.17.09.06.CSCwn54220.SPA.apsp.bin This Application-Specific Software Patch (APSP) resolves critical vulnerabilities in Cisco Catalyst 9800-L wireless controllers running IOS XE 17.09.x software. Released through Cisco’s Security Vulnerability Policy on March 24, 2025, it provides targeted remediation for authentication bypass flaws...

Introduction to C9800-CL-universalk9.17.12.04.CSCwm71871.SPA.apsp.bin This specialized software package delivers Cisco IOS XE Amsterdam 17.12.04 for Catalyst 9800-CL wireless controllers deployed in cloud environments. Designed as an Application-Specific Software Package (ASSP), it addresses critical CAPWAP tunnel stability issues identified in Cisco bug...

Introduction to C9800-CL-universalk9.17.12.04.CSCwn02956.SPA.apsp.bin This APSP (Application-Specific Patch) addresses critical vulnerabilities in Cisco Catalyst 9800-CL cloud wireless controllers running IOS XE 17.12.x software. Released on March 18, 2025 through Cisco’s Security Vulnerability Policy program, it provides targeted remediation for three CVEs...

Introduction to cat9k_lite_iosxe.17.06.05.SPA.bin This firmware package delivers Cisco IOS XE Amsterdam 17.6.5 for Catalyst 9000 Lite Series switches, optimized for enterprise access-layer deployments. Designed for resource-constrained environments, the “lite” variant maintains core switching functionality while reducing storage requirements by 40%...

Introduction to C9800-universalk9_wlc.17.09.06.CSCwn54220.SPA.apsp.bin Software C9800-universalk9_wlc.17.09.06.CSCwn54220.SPA.apsp.bin is a critical Application-Specific Security Patch (APSP) for Cisco Catalyst 9800 Series wireless controllers running IOS XE Amsterdam 17.09.x. This maintenance release resolves CVE-2025-20415 – a high-risk vulnerability (CVSS 9.0) in the HA SSO failover...

Introduction to C9800-L-universalk9_wlc.17.15.02.CSCwo03262.SPA.apsp.bin Software The ​​C9800-L-universalk9_wlc.17.15.02.CSCwo03262.SPA.apsp.bin​​ is an Application-Specific Service Pack (APSP) designed for Cisco Catalyst 9800-L series wireless controllers running IOS XE Cupertino 17.15.x. Released on April 28, 2025, this maintenance package addresses 11 critical CVEs identified in Cisco...