References https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-webui-privesc-j22SaA4z https://www.cisa.gov/guidance-addressing-cisco-ios-xe-web-ui-vulnerabilities https://nvd.nist.gov/vuln/detail/cve-2023-20198 https://blog.talosintelligence.com/active-exploitation-of-cisco-ios-xe-software/ https://github.com/G4sul1n/Cisco-IOS-XE-CVE-2023-20198 https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-20198.yaml https://www.cisco.com/c/zh_cn/support/docs/ios-nx-os-software/ios-xe-17/221144-cisco-tac-technical-faqs-for-cisco-ios-x.html https://community.cisco.com/t5/wireless/cve-2023-20198-software-web-ui-privilege-escalation/td-p/4942338 https://www.cisco.com/c/en/us/support/docs/ios-nx-os-software/ios-xe-dublin-17121/221128-software-fix-availability-for-cisco-ios.html https://unit42.paloaltonetworks.com/threat-brief-cve-2023-20198-cisco-ios-xe/
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