ET WEB_CLIENT Possible MacOSX HelpViewer 10.12.1 XSS Arbitrary File Execution and Arbitrary File Read (CVE-2017-2361)
Sourceet/open
CreatedMarch 8, 2017
UpdatedJuly 26, 2019
Classificationattempted-user
alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Possible MacOSX HelpViewer 10.12.1 XSS Arbitrary File Execution and Arbitrary File Read (CVE-2017-2361)"; flow:established,from_server; file_data; content:"%25252f..%25252f..%25252f..%25252f..%25252f..%25252f..%25252f"; content:"javascript%253aeval"; fast_pattern; content:"help|3a 2f 2f|"; pcre:"/document\s*\.\s*location\s*?\x3d\s*?[\x27\x22]help\x3a\/\/\/[^\x3b]+?\%25252f\.\.\%25252f\.\.\%25252f\.\.\%25252f/"; reference:url,exploit-db.com/exploits/41443/; classtype:attempted-user; sid:2024034; rev:2; metadata:affected_product Mac_OSX, affected_product Safari, attack_target Client_Endpoint, created_at 2017_03_08, cve CVE_2017_2361, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2019_07_26;)
References
Metadata
affected productSafari
attack targetClient_Endpoint
created at2017_03_08
deploymentPerimeter
performance impactLow
confidenceMedium
signature severityMajor
updated at2019_07_26
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