Initial import WSF XSS protection.
Added an utility class to get safe query and form parameters. Added a new WSF_XSS_REQUEST to use safe parameters. Added a filter WSF_XSS_FILTER using WSF_XSS_REQUEST. Added test cases Signed-off-by: jvelilla <javier.hector@gmail.com>
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jvelilla
251
library/server/wsf/tests/src/test_xss_patterns.e
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251
library/server/wsf/tests/src/test_xss_patterns.e
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note
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description: "Summary description for {TEST_XSS_PATTERNS}."
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date: "$Date$"
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revision: "$Revision$"
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EIS: "name=XSS Filter Evasion Cheat Sheet", "src=https://www.owasp.org/index.php/XSS_Filter_Evasion_Cheat_Sheet", "protocol=uri"
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class
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TEST_XSS_PATTERNS
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inherit
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EQA_TEST_SET
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feature -- Tests
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test_xss_locator
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local
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r: REGULAR_EXPRESSION
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s: STRING
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do
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s:= "[
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';alert(String.fromCharCode(88,83,83))//';alert(String.fromCharCode(88,83,83))//";
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alert(String.fromCharCode(88,83,83))//";alert(String.fromCharCode(88,83,83))//--
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></SCRIPT>">'><SCRIPT>alert(String.fromCharCode(88,83,83))</SCRIPT>
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]"
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r:= xss_pattern.XSS_regular_expression
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r.match (s)
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assert ("XSS locator", r.has_matched)
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end
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test_xss_locator_short
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local
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r: REGULAR_EXPRESSION
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s: STRING
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do
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s:="[
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'';!--"<XSS>=&{()}
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]"
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r:= xss_pattern.XSS_regular_expression
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r.match (s)
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assert ("XSS locator short", r.has_matched)
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end
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test_no_filter_evasion
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local
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r: REGULAR_EXPRESSION
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s: STRING
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do
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s:="[
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<SCRIPT SRC=http://xss.rocks/xss.js></SCRIPT>
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]"
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r:= xss_pattern.XSS_regular_expression
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r.match (s)
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assert ("No filter evasion", r.has_matched)
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end
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test_filter_bypass_based_polyglot
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local
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r: REGULAR_EXPRESSION
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s: STRING
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do
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s:="[
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'">><marquee><img src=x onerror=confirm(1)></marquee>"></plaintext\></|\><plaintext/onmouseover=prompt(1)>
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<script>prompt(1)</script>@gmail.com<isindex formaction=javascript:alert(/XSS/) type=submit>'-->"></script>
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<script>alert(document.cookie)</script>">
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<img/id="confirm(1)"/alt="/"src="/"onerror=eval(id)>'">
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<img src="http://www.shellypalmer.com/wp-content/images/2015/07/hacked-compressor.jpg">
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]"
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r:= xss_pattern.XSS_regular_expression
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r.match (s)
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assert ("Filter bypass based polyglot", r.has_matched)
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end
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test_image_xss_js_directive
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local
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r: REGULAR_EXPRESSION
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s: STRING
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do
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s:="[
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<IMG SRC="javascript:alert('XSS');">
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]"
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r:= xss_pattern.XSS_regular_expression
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r.match (s)
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assert ("Image XSS using the JavaScript directive", r.has_matched)
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end
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test_no_quotes_no_semicolon
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local
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r: REGULAR_EXPRESSION
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s: STRING
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do
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s:="[
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<IMG SRC=javascript:alert('XSS')>
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]"
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r:= xss_pattern.XSS_regular_expression
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r.match (s)
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assert ("No quotes and no semicolon", r.has_matched)
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end
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test_case_insensitive_xss_vector
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local
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r: REGULAR_EXPRESSION
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s: STRING
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do
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s:="[
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<IMG SRC=JaVaScRiPt:alert('XSS')>
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]"
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r:= xss_pattern.XSS_regular_expression
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r.match (s)
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assert ("Case insensitive XSS attack vector", r.has_matched)
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end
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test_html_entities
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local
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r: REGULAR_EXPRESSION
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s: STRING
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do
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s:="[
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<IMG SRC=javascript:alert("XSS")>
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]"
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r:= xss_pattern.XSS_regular_expression
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r.match (s)
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assert ("HTML entities", r.has_matched)
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end
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test_grave_accent_obfuscation
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local
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r: REGULAR_EXPRESSION
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s: STRING
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do
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s:="[
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<IMG SRC=`javascript:alert("RSnake says, 'XSS'")`>
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]"
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r:= xss_pattern.XSS_regular_expression
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r.match (s)
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assert ("Grave accent obfuscation", r.has_matched)
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end
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test_malformed_a_tags
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local
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r: REGULAR_EXPRESSION
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s: STRING
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do
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-- Skip the HREF attribute and get to the meat of the XXS... Submitted by David Cross ~ Verified on Chrome
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s:="[
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<a onmouseover="alert(document.cookie)">xxs link</a>
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]"
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r:= xss_pattern.XSS_regular_expression
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r.match (s)
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assert ("Malformed A tags", r.has_matched)
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end
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test_malformed_a_tags_2
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local
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r: REGULAR_EXPRESSION
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s: STRING
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do
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-- Chrome loves to replace missing quotes for you... if you ever get stuck just leave them off and Chrome will put them
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-- in the right place and fix your missing quotes on a URL or script.
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s:="[
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<a onmouseover=alert(document.cookie)>xxs link</a>
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]"
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r:= xss_pattern.XSS_regular_expression
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r.match (s)
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assert ("Malformed A tags", r.has_matched)
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end
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test_malformed_img
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local
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r: REGULAR_EXPRESSION
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s: STRING
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do
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s:="[
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<IMG """><SCRIPT>alert("XSS")</SCRIPT>">
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]"
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r:= xss_pattern.XSS_regular_expression
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r.match (s)
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assert ("Malformed IMG tags", r.has_matched)
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end
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test_from_char_code
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local
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r: REGULAR_EXPRESSION
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s: STRING
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do
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s:="[
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<IMG SRC=javascript:alert(String.fromCharCode(88,83,83))>
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]"
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r:= xss_pattern.XSS_regular_expression
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r.match (s)
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assert ("fromCharCode", r.has_matched)
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end
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test_default_src_tag
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local
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r: REGULAR_EXPRESSION
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s: STRING
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do
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s:="[
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<IMG SRC=# onmouseover="alert('xxs')">
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]"
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r:= xss_pattern.XSS_regular_expression
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r.match (s)
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assert ("Default SRC tag to get past filters that check SRC domain", r.has_matched)
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end
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test_default_src_tag_2
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local
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r: REGULAR_EXPRESSION
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s: STRING
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do
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s:="[
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<IMG SRC= onmouseover="alert('xxs')">
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]"
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r:= xss_pattern.XSS_regular_expression
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r.match (s)
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assert ("Default SRC tag by leaving it empty", r.has_matched)
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end
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test_default_src_tag_3
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local
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r: REGULAR_EXPRESSION
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s: STRING
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do
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s:="[
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<IMG onmouseover="alert('xxs')">
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]"
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r:= xss_pattern.XSS_regular_expression
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r.match (s)
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assert ("Default SRC tag by leaving it out entirely", r.has_matched)
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end
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feature {NONE} -- Implementation
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xss_pattern: WSF_XSS_PROTECTION_PATTERNS
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end
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@@ -1,11 +1,11 @@
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<?xml version="1.0" encoding="ISO-8859-1"?>
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<system xmlns="http://www.eiffel.com/developers/xml/configuration-1-16-0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.eiffel.com/developers/xml/configuration-1-16-0 http://www.eiffel.com/developers/xml/configuration-1-16-0.xsd" name="wsf_tests" uuid="C4FF9CDA-B4E4-4841-97E0-7F799B85B657">
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<system xmlns="http://www.eiffel.com/developers/xml/configuration-1-17-0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.eiffel.com/developers/xml/configuration-1-17-0 http://www.eiffel.com/developers/xml/configuration-1-17-0.xsd" name="wsf_tests" uuid="C4FF9CDA-B4E4-4841-97E0-7F799B85B657">
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<target name="server">
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<root class="TEST" feature="make"/>
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<file_rule>
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<exclude>/EIFGENs$</exclude>
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<exclude>/\.git$</exclude>
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<exclude>/\.svn$</exclude>
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<exclude>/EIFGENs$</exclude>
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</file_rule>
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<option debug="false" warning="true">
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<assertions precondition="true" postcondition="true" check="true" loop="true" supplier_precondition="true"/>
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@@ -21,6 +21,7 @@
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</library>
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<library name="http" location="..\..\..\network\protocol\http\http.ecf" readonly="false"/>
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<library name="http_client" location="..\..\..\network\http_client\net_http_client.ecf" readonly="false"/>
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<library name="pcre" location="$ISE_LIBRARY\unstable\library\text\regexp\pcre\pcre.ecf"/>
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<library name="time" location="$ISE_LIBRARY\library\time\time.ecf"/>
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<library name="wsf" location="..\wsf.ecf" readonly="false">
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<option>
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