Security Alert (A21-03-09): Multiple Vulnerabilities in Cisco Products
25 March 2021
Cisco released security advisories to address multiple vulnerabilities in Cisco devices and software. For the information about the vulnerabilities and the attacking vectors, please refer to the corresponding security advisories at the vendor's website.
Cisco IOS XE SD-WAN software
Cisco products running IOS
Cisco products running IOS XE
Cisco products running IOx
Cisco products running Cisco Access Point software
Cisco products running Cisco Aironet Series Access Point software
For detailed information of the affected products, please refer to the section "Affected Products" of corresponding security advisory at vendor's website.
Depending on the vulnerabilities being exploited, a successful exploitation could lead to arbitrary command injection, arbitrary code execution, denial of service, information disclosure, security restriction bypass, system reload, tampering, privilege escalation or take control of an affected system.
Software updates for affected systems are now available. System administrators of affected systems should follow the recommendations provided by the product vendor and take immediate actions to mitigate the risk. For detailed information of the available patches, please refer to the section "Fixed Software" of corresponding security advisory at vendor's website.
System administrators should contact their product support vendors for the fixes and assistance.