Zero-Day Alert: 10K Cisco IOS XE Systems Now Compromised

Just a day after Cisco disclosed CVE-2023-20198, it remains unpatched, and one vendor says a Shodan scan shows at least 10,000 Cisco devices with an implant for arbitrary code execution on them. The vendor meanwhile has updated the advisory with more mitigation steps.

advisory alert arbitrary code cisco cisco ios cisco ios xe code code execution compromised cve cve-2023-20198 devices implant ios ios xe mitigation scan shodan systems unpatched vendor zero-day