Vulnerability in Cisco Wireless LAN Controller (CVE-2016-9195)
Summary
Vulnerability in Cisco Wireless LAN Controller (CVE-2016-9195). Risk of unauthorized operations or information disclosure.
Original description
The description as published by the source.
A vulnerability in RADIUS Change of Authorization (CoA) request processing in the Cisco Wireless LAN Controller (WLC) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition by disconnecting a single connection. This vulnerability affects Cisco Wireless LAN Controller running software release 8.3.102.0. More Information: CSCvb01835. Known Fixed Releases: 8.4(1.49) 8.3(111.0) 8.3(108.0) 8.3(104.24) 8.3(102.3).
Source: NIST National Vulnerability Database NVD
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2016-9195 has been found in Cisco Wireless LAN Controller.
Risk of unauthorized operations or information disclosure. CVSS score: 5.3/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "Cisco Wireless LAN Controller CVE-2016-9195" on the vendor's site.
CVE-2016-9195 (Cisco Wireless LAN Controller) — CWE-399 / CVSS v3 5.3
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
A vulnerability (CWE-399) exists in Cisco Wireless LAN Controller.
Check the vendor advisory for the affected versions of Cisco Wireless LAN Controller.
Severity: Medium (CVSS 5.3/10). Risk of unauthorized operations or information disclosure.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで Cisco Wireless LAN Controller を使っているサービスとバージョンを洗い出す。
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2Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
References
- advisory securityfocus.com
- patch tools.cisco.com
- web securitytracker.com