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tomcat-9.0.36-CVE-2023-28708.patch
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File tomcat-9.0.36-CVE-2023-28708.patch of Package tomcat
From 3b51230764da595bb19e8d0962dd8c69ab40dfab Mon Sep 17 00:00:00 2001 From: lihan <lihan@apache.org> Date: Fri, 10 Feb 2023 10:01:27 +0800 Subject: [PATCH] Fix BZ 66471 - JSessionId secure attribute missing with RemoteIpFilter and X-Forwarded-Proto set to https https://bz.apache.org/bugzilla/show_bug.cgi?id=66471 --- java/org/apache/catalina/Globals.java | 7 ++ .../apache/catalina/connector/Request.java | 14 +++ .../catalina/filters/RemoteIpFilter.java | 7 +- .../catalina/filters/TestRemoteIpFilter.java | 96 ++++++++++++++----- webapps/docs/changelog.xml | 5 + 5 files changed, 100 insertions(+), 29 deletions(-) Index: apache-tomcat-9.0.36-src/java/org/apache/catalina/Globals.java =================================================================== --- apache-tomcat-9.0.36-src.orig/java/org/apache/catalina/Globals.java +++ apache-tomcat-9.0.36-src/java/org/apache/catalina/Globals.java @@ -113,6 +113,13 @@ public final class Globals { /** + * The request attribute that is set to the value of {@code Boolean.TRUE} + * if {@link org.apache.catalina.filters.RemoteIpFilter} determines + * that this request was submitted via a secure channel. + */ + public static final String REMOTE_IP_FILTER_SECURE = "org.apache.catalina.filters.RemoteIpFilter.secure"; + + /** * The request attribute that can be used by a servlet to pass * to the connector the name of the file that is to be served * by sendfile. The value should be {@code java.lang.String} Index: apache-tomcat-9.0.36-src/java/org/apache/catalina/connector/Request.java =================================================================== --- apache-tomcat-9.0.36-src.orig/java/org/apache/catalina/connector/Request.java +++ apache-tomcat-9.0.36-src/java/org/apache/catalina/connector/Request.java @@ -3548,6 +3548,20 @@ public class Request implements HttpServ // NO-OP } }); + specialAttributes.put(Globals.REMOTE_IP_FILTER_SECURE, + new SpecialAttributeAdapter() { + @Override + public Object get(Request request, String name) { + return Boolean.valueOf(request.isSecure()); + } + + @Override + public void set(Request request, String name, Object value) { + if (value instanceof Boolean) { + request.setSecure(((Boolean) value).booleanValue()); + } + } + }); specialAttributes.put(Globals.STREAM_ID, new SpecialAttributeAdapter() { @Override Index: apache-tomcat-9.0.36-src/java/org/apache/catalina/filters/RemoteIpFilter.java =================================================================== --- apache-tomcat-9.0.36-src.orig/java/org/apache/catalina/filters/RemoteIpFilter.java +++ apache-tomcat-9.0.36-src/java/org/apache/catalina/filters/RemoteIpFilter.java @@ -572,11 +572,6 @@ public class RemoteIpFilter extends Gene return serverPort; } - @Override - public boolean isSecure() { - return secure; - } - public void removeHeader(String name) { Map.Entry<String, List<String>> header = getHeaderEntry(name); if (header != null) { @@ -616,7 +611,7 @@ public class RemoteIpFilter extends Gene } public void setSecure(boolean secure) { - this.secure = secure; + super.getRequest().setAttribute(Globals.REMOTE_IP_FILTER_SECURE, Boolean.valueOf(secure)); } public void setServerName(String serverName) { Index: apache-tomcat-9.0.36-src/test/org/apache/catalina/filters/TestRemoteIpFilter.java =================================================================== --- apache-tomcat-9.0.36-src.orig/test/org/apache/catalina/filters/TestRemoteIpFilter.java +++ apache-tomcat-9.0.36-src/test/org/apache/catalina/filters/TestRemoteIpFilter.java @@ -82,15 +82,21 @@ public class TestRemoteIpFilter extends private static final long serialVersionUID = 1L; - private transient HttpServletRequest request; - - public HttpServletRequest getRequest() { - return request; - } + public String remoteAddr; + public String remoteHost; + public String scheme; + public String serverName; + public int serverPort; + public boolean isSecure; @Override public void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { - this.request = request; + this.isSecure = request.isSecure(); + this.remoteAddr = request.getRemoteAddr(); + this.remoteHost = request.getRemoteHost(); + this.scheme = request.getScheme(); + this.serverName = request.getServerName(); + this.serverPort = request.getServerPort(); PrintWriter writer = response.getWriter(); writer.println("request.remoteAddr=" + request.getRemoteAddr()); @@ -130,16 +136,6 @@ public class TestRemoteIpFilter extends } @Override - public void setAttribute(String name, Object value) { - getCoyoteRequest().getAttributes().put(name, value); - } - - @Override - public Object getAttribute(String name) { - return getCoyoteRequest().getAttributes().get(name); - } - - @Override public String getServerName() { return "localhost"; } @@ -770,16 +766,70 @@ public class TestRemoteIpFilter extends // VALIDATE Assert.assertEquals(HttpURLConnection.HTTP_OK, httpURLConnection.getResponseCode()); - HttpServletRequest request = mockServlet.getRequest(); - Assert.assertNotNull(request); // VALIDATE X-FORWARDED-FOR - Assert.assertEquals(expectedRemoteAddr, request.getRemoteAddr()); - Assert.assertEquals(expectedRemoteAddr, request.getRemoteHost()); + Assert.assertEquals(expectedRemoteAddr, mockServlet.remoteAddr); + Assert.assertEquals(expectedRemoteAddr, mockServlet.remoteHost); // VALIDATE X-FORWARDED-PROTO - Assert.assertTrue(request.isSecure()); - Assert.assertEquals("https", request.getScheme()); - Assert.assertEquals(443, request.getServerPort()); + Assert.assertTrue(mockServlet.isSecure); + Assert.assertEquals("https", mockServlet.scheme); + Assert.assertEquals(443, mockServlet.serverPort); + } + + @Test + public void testJSessionIdSecureAttributeMissing() throws Exception { + + // mostly default configuration : enable "x-forwarded-proto" + Map<String, String> remoteIpFilterParameter = new HashMap<>(); + remoteIpFilterParameter.put("protocolHeader", "x-forwarded-proto"); + + // SETUP + Tomcat tomcat = getTomcatInstance(); + Context root = tomcat.addContext("", TEMP_DIR); + + FilterDef filterDef = new FilterDef(); + filterDef.getParameterMap().putAll(remoteIpFilterParameter); + filterDef.setFilterClass(RemoteIpFilter.class.getName()); + filterDef.setFilterName(RemoteIpFilter.class.getName()); + + root.addFilterDef(filterDef); + + FilterMap filterMap = new FilterMap(); + filterMap.setFilterName(RemoteIpFilter.class.getName()); + filterMap.addURLPatternDecoded("*"); + root.addFilterMap(filterMap); + + Bug66471Servlet bug66471Servlet = new Bug66471Servlet(); + + Tomcat.addServlet(root, bug66471Servlet.getClass().getName(), bug66471Servlet); + root.addServletMappingDecoded("/test", bug66471Servlet.getClass().getName()); + + getTomcatInstance().start(); + + Map<String, List<String>> resHeaders = new HashMap<>(); + Map<String, List<String>> reqHeaders = new HashMap<>(); + String expectedRemoteAddr = "my-remote-addr"; + List<String> forwardedFor = new ArrayList<>(1); + forwardedFor.add(expectedRemoteAddr); + List<String> forwardedProto = new ArrayList<>(1); + forwardedProto.add("https"); + reqHeaders.put("x-forwarded-for", forwardedFor); + reqHeaders.put("x-forwarded-proto", forwardedProto); + + getUrl("http://localhost:" + tomcat.getConnector().getLocalPort() + + "/test", null, reqHeaders, resHeaders); + String setCookie = resHeaders.get("Set-Cookie").get(0); + Assert.assertTrue(setCookie.contains("Secure")); + Assert.assertTrue(bug66471Servlet.isSecure.booleanValue()); + } + public static class Bug66471Servlet extends HttpServlet { + private static final long serialVersionUID = 1L; + public Boolean isSecure; + @Override + protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { + req.getSession(); + isSecure = (Boolean) req.getAttribute(Globals.REMOTE_IP_FILTER_SECURE); + } } } Index: apache-tomcat-9.0.36-src/webapps/docs/changelog.xml =================================================================== --- apache-tomcat-9.0.36-src.orig/webapps/docs/changelog.xml +++ apache-tomcat-9.0.36-src/webapps/docs/changelog.xml @@ -103,6 +103,11 @@ Make the calculation of the session storage location more robust when using file based persistent storage. (markt) </fix> + <fix> + <bug>66471</bug>: Fix JSessionId secure attribute missing When + <code>RemoteIpFilter</code> determines that this request was submitted + via a secure channel. (lihan) + </fix> </changelog> </subsection> <subsection name="Coyote">
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