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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...

Introduction to C9800-L-universalk9_wlc.17.12.04.CSCwm71871.SPA.apsp.bin Software The ​​C9800-L-universalk9_wlc.17.12.04.CSCwm71871.SPA.apsp.bin​​ is an Application-Specific Service Pack (APSP) for Cisco Catalyst 9800-L wireless controllers running IOS XE Cupertino 17.12.x. Released on April 28, 2025, this maintenance package addresses critical security vulnerabilities and enhances IoT device management...

Introduction to C9800-CL-universalk9.17.15.02.CSCwo03262.SPA.apsp.bin Software C9800-CL-universalk9.17.15.02.CSCwo03262.SPA.apsp.bin is a critical Application-Specific Security Patch (APSP) for Cisco Catalyst 9800-CL cloud-based wireless controllers running IOS XE Amsterdam 17.15.x. This maintenance release addresses CVE-2025-20485 – a CAPWAP protocol vulnerability (CVSS 9.1) allowing unauthorized DTLS session...