ET EXPLOIT Possible Citrix Application Delivery Controller Arbitrary Code Execution Attempt (CVE-2019-19781) M4

SID: 2035109Rev: 27 viewsHistory

Sourceet/open

CreatedFebruary 5, 2022

UpdatedFebruary 5, 2022

Classificationattempted-admin

alert http any any -> $HTTP_SERVERS any (msg:"ET EXPLOIT Possible Citrix Application Delivery Controller Arbitrary Code Execution Attempt (CVE-2019-19781) M4"; flow:established,to_server; http.uri; content:"/vpns/"; nocase; fast_pattern; http.uri.raw; pcre:"/(?:(?:%2F|\/)(?:\.|%2E){2}(?:%2F|\/))/i"; reference:url,support.citrix.com/article/CTX267679; reference:cve,2019-19781; classtype:attempted-admin; sid:2035109; rev:2; metadata:attack_target Server, created_at 2022_02_05, cve CVE_2019_19781, deployment Perimeter, deployment Internal, deployment SSLDecrypt, confidence Medium, signature_severity Major, tag Exploit, tag CISA_KEV, updated_at 2022_02_05, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;)

References

url	support.citrix.com/article/CTX267679
cve	2019-19781

Metadata

attack targetServer

created at2022_02_05

cveCVE-2019-19781

deploymentSSLDecrypt

confidenceMedium

signature severityMajor

tagCISA_KEV

updated at2022_02_05

mitre tactic idTA0001

mitre tactic nameInitial_Access

mitre technique idT1190

mitre technique nameExploit_Public_Facing_Application

Comments (0)

Please sign in to leave a comment.

No comments yet. Be the first to comment!