#Cisco ios xe core software
The following products are vulnerable if they run an outdated version of Cisco IOS XE SD-WAN software and have the SD-WAN feature active (disabled by default): Successful exploitation could lead to executing arbitrary commands with the highest privileges or at least cause a denial-of-service (DoS) condition. Caused by insufficient bounds checking, it is in the vDaemon process in Cisco IOS XE SD-WAN Software, Cisco notes.Īn attacker can leverage it remotely without authentication by sending modified traffic to a vulnerable target device.
Catalyst 9800-CL Wireless Controllers for Cloud.Catalyst 9800 Series Wireless Controllers.Catalyst 9800 Embedded Wireless Controller for Catalyst 9300, 9400, and 9500 Series Switches.The issue is in the Control and Provisioning of Wireless Access Points (CAPWAP) protocol processing of Cisco IOS XE Software for Cisco Catalyst 9000 Family Wireless Controllers.
#Cisco ios xe core full
The security issues are part of Cisco’s updates for September 2021 and the full list of fixes counts 31 bugs, with more than a dozen of them being rated with a high-severity score or worse.Īt the top of the list in terms of severity is CVE-2021-34770, a vulnerability that could be exploited remotely by an unauthenticated attacker to run arbitrary code with root privileges, a Cisco advisory informs. The worst of the flaws received the highest severity rating, 10 out of 10 it affects the Cisco Catalyst 9000 Family Wireless Controllers that includes the enterprise-class Catalyst 9800-CL Wireless Controllers for Cloud.
Cisco has patched three critical vulnerabilities affecting components in its IOS XE internetworking operating system powering routers and wireless controllers, or products running with a specific configuration.
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