alert http any any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS Possible Citrix Gateway CVE-2023-24488 Exploit Attempt M1"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/oauth/idp/logout?post_logout_redirect_uri|3d|"; fast_pattern; startswith; reference:url,blog.assetnote.io/2023/06/29/binary-reversing-citrix-xss/; reference:url,support.citrix.com/article/CTX477714/citrix-adc-and-citrix-gateway-security-bulletin-for-cve202324487-cve202324488; reference:cve,2023-24488; classtype:web-application-attack; sid:2046719; rev:1; metadata:affected_product Citrix, attack_target Client_Endpoint, created_at 2023_07_03, cve CVE_2023_24488, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence Low, signature_severity Major, tag XSS, tag Open_Redirect, updated_at 2023_07_03; target:src_ip;)