Versions (5)
Version DetailsCurrent
Rev: 1 • Nov 6, 2023, 12:00 PMET EXPLOIT Possible Atlassian Confluence Improper Authentication Validation Exploitation Attempt set (CVE-2023-22518)
alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET EXPLOIT Possible Atlassian Confluence Improper Authentication Validation Exploitation Attempt set (CVE-2023-22518)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/json/setup-restore"; fast_pattern; content:".action"; within:20; http.header; content:"X-Atlassian-Token|3a 20|no-check|0d|"; http.request_body; content:"filename=|22|"; pcre:"/^[^\x22]+\.zip\x22/Ri"; content:"Upload|20|and|20|import|0d 0a|"; nocase; flowbits:set,ET.CVE-2023-22518.req; flowbits:noalert; reference:cve,2023-22518; classtype:attempted-admin; sid:2049096; rev:1; metadata:affected_product Atlassian_Confluence, attack_target Server, created_at 2023_11_06, cve CVE_2023_22518, deployment Perimeter, deployment Internal, confidence Medium, signature_severity Major, tag Exploit, tag CISA_KEV, updated_at 2023_11_06, reviewed_at 2023_11_06, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;)
Nov 6, 2023, 12:00 PM
Nov 6, 2023, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 21, 2024, 3:00 AM
rules/emerging-exploit.rules