ET EXPLOIT Junos OS - Unauthenticated PHPRC Environmental Variable Modification M1 (CVE-2023-36844 CVE-2023-36845)
Sourceet/open
CreatedSeptember 1, 2023
UpdatedSeptember 1, 2023
Classificationattempted-admin
alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET EXPLOIT Junos OS - Unauthenticated PHPRC Environmental Variable Modification M1 (CVE-2023-36844 CVE-2023-36845)"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/webauth_operation.php"; content:"PHPRC=|2f|var|2f|tmp|2f|"; fast_pattern; reference:url,supportportal.juniper.net/s/article/2023-08-Out-of-Cycle-Security-Bulletin-Junos-OS-SRX-Series-and-EX-Series-Multiple-vulnerabilities-in-J-Web-can-be-combined-to-allow-a-preAuth-Remote-Code-Execution; reference:url,labs.watchtowr.com/cve-2023-36844-and-friends-rce-in-juniper-firewalls/; reference:cve,2023-36844; reference:cve,2023-36845; classtype:attempted-admin; sid:2047869; rev:1; metadata:affected_product JunOS, attack_target Networking_Equipment, created_at 2023_09_01, cve CVE_2023_36844_CVE_2023_36845, deployment Perimeter, deployment Internal, deployment SSLDecrypt, performance_impact Low, confidence Medium, signature_severity Major, tag CISA_KEV, updated_at 2023_09_01, reviewed_at 2023_09_01; target:dest_ip;)
References
Metadata
affected productJunOS
attack targetNetworking_Equipment
created at2023_09_01
cveCVE_2023_36844_CVE_2023_36845
deploymentSSLDecrypt
performance impactLow
confidenceMedium
signature severityMajor
tagCISA_KEV
updated at2023_09_01
reviewed at2023_09_01
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