Security Alert (A21-05-05): Multiple Vulnerabilities in Cisco Products
06 May 2021
Cisco released security advisories to address multiple vulnerabilities in Cisco devices and software. For information about the vulnerabilities and the attacking vectors, please refer to the corresponding security advisories at the vendor's website.
Cisco AnyConnect Secure Mobility Client for Windows
Cisco BroadWorks Messaging Server software
Cisco Content Security Management Appliance
Cisco Enterprise NFV Infrastructure Software
Cisco HyperFlex HX
Cisco HyperFlex HX Data Platform
Cisco Integrated Management Controller
Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers
Cisco SD-WAN Software
Cisco SD-WAN vEdge
Cisco SD-WAN vManage
Cisco Small Business 100, 300, and 500 Series Wireless Access Points
Cisco TelePresence Collaboration Endpoint
Cisco Unified Communications Manager IM & Presence Service
Cisco Video Surveillance 8000 Series IP Cameras
Cisco Web Security Appliance
Cisco Webex Meetings Desktop App for Windows
Cisco Wide Area Application Services
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, cross-site scripting, buffer overflow, denial of service, information disclosure, security restriction bypass, SQL injection, data tampering, privilege escalation or take control of 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.