CVE-2025-20202
highPriorität · verfolgen · 0EPSS 0.002 · 14. PerzentilDEEUNLUSEPSS · bewertet 2026-10-27
A vulnerability in Cisco IOS XE Wireless Controller Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient input validation of access point (AP) Cisco Discovery Protocol (CDP) neighbor reports when they are processed by the wireless controller. An attacker could exploit this vulnerability by sending a crafted CDP packet to an AP. A successful exploit could allow the attacker to cause an unexpected reload of the wireless controller that is managing the AP, resulting in a DoS condition that affects the wireless network.
Behebungen
Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.
Ein Hersteller-Fix ist verfügbar.
- Behoben16.10.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.10.1ecisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.10.1scisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.11.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.11.1acisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.11.1bcisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.11.1ccisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.12.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.12.1scisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.12.1tcisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.12.2scisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.12.2tcisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.12.3cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.12.3scisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.12.4cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.12.4acisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.12.5cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.12.6cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.12.6acisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.12.7cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben16.12.8cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.1.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.1.1scisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.1.1tcisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.1.2cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.1.3cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.10.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.11.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.11.99SWcisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.12.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.12.2cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.12.3cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.12.4cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.13.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.14.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.15.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.2.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.2.1acisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.3.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.3.2cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.3.2acisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.3.3cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.3.4cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.3.4ccisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.3.5cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.3.5acisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.3.5bcisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.3.6cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.3.7cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.3.8cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.3.8acisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.4.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.5.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.6.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.6.2cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.6.3cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.6.4cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.6.5cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.6.5acisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.6.6cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.6.6acisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.6.7cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.6.8cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.7.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.8.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.9.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.9.2cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.9.3cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.9.4cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.9.4acisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben17.9.5cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com
cvss
Technischer Schweregrad, 0–10. Eine Zeile je Quelle.
Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 6.8–7.4
SSVC
Eine Handlungsentscheidung — aus Ausnutzung und Auswirkung.
schwächen
Die CWE-Schwächeklassen, zu denen dies gehört.
betroffene Produkte (421)
Betroffene Produkte und Versionsbereiche.
- Cisco IOS XE wireless Controller Softwarealle Versionencert_bundDEcpe:/o:cisco:ios_xe:wireless_controller_software
Advisories (3)
Hersteller- und Ökosystem-Meldungen dazu.
- NCSC-2025-0146Kwetsbaarheden verholpen in Cisco IOS XE SoftwareNL2025-05-08csaf · ncsc_nlNL
Cisco heeft kwetsbaarheden verholpen in Cisco IOS XE Software.
- WID-SEC-W-2025-0971Cisco IOS XE Wireless Controller: Mehrere SchwachstellenDeutsch2025-05-07csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Cisco IOS XE Wireless Controllern ausnutzen, um beliebigen Programmcode mit Administratorrechten auszuführen, beliebige Nutzerkonten zu löschen oder einen Denial of Service zu verursachen.
- cisco-sa-ewlc-cdp-dos-fpeks9KCisco IOS XE Wireless Controller Software Cisco Discovery Protocol Denial of Service Vulnerability2025-05-07csaf · cisco_csafUS
A vulnerability in Cisco IOS XE Wireless Controller Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient input validation of access point (AP) Cisco Discovery Protocol (CDP) neighbor reports when they are processed by the wireless controller. An attacker could exploit this vulnerability by sending a crafted CDP packet to an AP. A successful exploit could allow the attacker to cause an unexpected reload of the wireless controller that is managing the AP, resulting in a DoS condition that affects the wireless network. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is part of the May 2025 release of the Cisco IOS and IOS XE Software Security Advisory Bundled Publication. For a complete list of the advisories and links to them, see Cisco Event Response: May 2025 Semiannual Cisco IOS and IOS XE Software Security Advisory Bundled Publication ["https://sec.cloudapps.cisco.com/security/center/viewErp.x?alertId=ERP-75279"].
auch bekannt als (3)
Weitere Namen und Kennungen dieser Entität.
quellen
Welche Quellen diesen Datensatz belegen und wann.
Referenzen (4)
Externe Belege — Patches, Meldungen, Analysen.
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ewlc-cdp-dos-fpeks9Kcnnvd
- https://www.cisco.com/c/en/us/support/index.htmlPatchcnnvd
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ewlc-cdp-dos-fpeks9Kenisa_euvd
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ewlc-cdp-dos-fpeks9KVendor Advisorynvd
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