This is an automated email from the ASF dual-hosted git repository.
dsoumis pushed a commit to branch 10.1.x
in repository https://gitbox.apache.org/repos/asf/tomcat.git
The following commit(s) were added to refs/heads/10.1.x by this push:
new dcf8173730 Add a unit test for CVE-2023-41080
dcf8173730 is described below
commit dcf8173730992931a47d711697e65a34db35d040
Author: Dimitris Soumis <[email protected]>
AuthorDate: Thu Jan 8 14:25:50 2026 +0200
Add a unit test for CVE-2023-41080
---
.../apache/tomcat/security/TestSecurity2023.java | 99 ++++++++++++++++++++++
1 file changed, 99 insertions(+)
diff --git a/test/org/apache/tomcat/security/TestSecurity2023.java
b/test/org/apache/tomcat/security/TestSecurity2023.java
index 601e7b6052..78577a0bb1 100644
--- a/test/org/apache/tomcat/security/TestSecurity2023.java
+++ b/test/org/apache/tomcat/security/TestSecurity2023.java
@@ -23,6 +23,10 @@ import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.URI;
import java.net.URISyntaxException;
+import java.nio.charset.StandardCharsets;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
import jakarta.servlet.MultipartConfigElement;
import jakarta.servlet.ServletException;
@@ -36,11 +40,17 @@ import org.junit.Test;
import static org.apache.catalina.startup.SimpleHttpClient.CRLF;
import org.apache.catalina.Context;
import org.apache.catalina.Wrapper;
+import org.apache.catalina.authenticator.FormAuthenticator;
import org.apache.catalina.filters.FailedRequestFilter;
import org.apache.catalina.startup.Tomcat;
import org.apache.catalina.startup.TomcatBaseTest;
+import org.apache.tomcat.util.buf.ByteChunk;
import org.apache.tomcat.util.descriptor.web.FilterDef;
import org.apache.tomcat.util.descriptor.web.FilterMap;
+import org.apache.tomcat.util.descriptor.web.LoginConfig;
+import org.apache.tomcat.util.descriptor.web.SecurityCollection;
+import org.apache.tomcat.util.descriptor.web.SecurityConstraint;
+import org.apache.tomcat.util.http.Method;
public class TestSecurity2023 extends TomcatBaseTest {
/*
@@ -92,6 +102,90 @@ public class TestSecurity2023 extends TomcatBaseTest {
Assert.assertEquals(HttpServletResponse.SC_REQUEST_ENTITY_TOO_LARGE,
status);
}
+ /*
+ * https://www.cve.org/CVERecord?id=CVE-2023-41080
+ *
+ * Fixed in
+ * 11.0.0-M11
https://github.com/apache/tomcat/commit/e3703c9abb8fe0d5602f6ba8a8f11d4b6940815a
+ * 10.1.13
https://github.com/apache/tomcat/commit/bb4624a9f3e69d495182ebfa68d7983076407a27
+ * 9.0.80
https://github.com/apache/tomcat/commit/77c0ce2d169efa248b64b992e547aad549ec906b
+ */
+ @Test
+ public void testCVE_2023_41080() throws Exception {
+ Tomcat tomcat = getTomcatInstance();
+ Context context = tomcat.addContext("", null);
+
+ LoginConfig loginConfig = new LoginConfig();
+ loginConfig.setAuthMethod("FORM");
+ loginConfig.setLoginPage("/login");
+ context.setLoginConfig(loginConfig);
+ context.getPipeline().addValve(new FormAuthenticator());
+
+ SecurityConstraint securityConstraint = new SecurityConstraint();
+ securityConstraint.addAuthRole("admin");
+ SecurityCollection securityCollection = new SecurityCollection();
+ securityCollection.addPattern("/secret.html");
+ securityCollection.addPattern("/example.com");
+ securityConstraint.addCollection(securityCollection);
+ context.addConstraint(securityConstraint);
+
+ tomcat.addUser("admin", "admin");
+ tomcat.addRole("admin", "admin");
+
+ Tomcat.addServlet(context, "login", new TestServlet());
+ context.addServletMappingDecoded("/login", "login");
+ Tomcat.addServlet(context, "secret", new TestServlet());
+ context.addServletMappingDecoded("/secret.html", "secret");
+ Tomcat.addServlet(context, "example", new TestServlet());
+ context.addServletMappingDecoded("/example.com", "example");
+
+ tomcat.start();
+
+ String location =
doFormLoginAndGetRedirectLocation("http://localhost:"; + getPort(),
"/secret.html;@example.com");
+ Assert.assertNotNull(location);
+ Assert.assertFalse(location.startsWith("//"));
+ URI locationUri = new URI(location);
+ Assert.assertNull(locationUri.getHost());
+ Assert.assertTrue(locationUri.getPath().contains("secret.html"));
+
+ location = doFormLoginAndGetRedirectLocation("http://localhost:"; +
getPort(), "//example.com");
+ Assert.assertNotNull(location);
+ Assert.assertFalse(location.startsWith("//"));
+ }
+
+ private static String doFormLoginAndGetRedirectLocation(String basePath,
String targetPath) throws Exception {
+ String url = basePath + targetPath;
+ Map<String, List<String>> resHead = new HashMap<>();
+ int rc = getUrl(url, new ByteChunk(), resHead);
+ Assert.assertEquals(HttpServletResponse.SC_OK, rc);
+
+ String sessionCookie = null;
+ List<String> cookies = resHead.get("Set-Cookie");
+ if (cookies != null) {
+ for (String cookie : cookies) {
+ if (cookie.startsWith("JSESSIONID=")) {
+ sessionCookie = cookie.split(";")[0];
+ break;
+ }
+ }
+ }
+ Assert.assertNotNull("JSESSIONID not found in response",
sessionCookie);
+ String loginUrl = basePath + "/j_security_check";
+ HttpURLConnection conn = (HttpURLConnection) new
URI(loginUrl).toURL().openConnection();
+ conn.setRequestMethod(Method.POST);
+ conn.setDoOutput(true);
+ conn.setInstanceFollowRedirects(false); // want to check the redirect
location manually
+ conn.setRequestProperty("Cookie", sessionCookie);
+ conn.setRequestProperty("Content-Type",
"application/x-www-form-urlencoded");
+ String params = "j_username=admin&j_password=admin";
+ try (OutputStream os = conn.getOutputStream()) {
+ os.write(params.getBytes(StandardCharsets.UTF_8));
+ }
+ int loginRc = conn.getResponseCode();
+ Assert.assertEquals(HttpServletResponse.SC_SEE_OTHER, loginRc);
+ return conn.getHeaderField("Location");
+ }
+
private static int postMultipart(String path, String queryStringParams,
int parts) throws IOException, URISyntaxException {
String urlStr = path + (queryStringParams == null ||
queryStringParams.isEmpty() ? "" : "?" + queryStringParams);
String boundary = "--simpleboundary";
@@ -115,6 +209,7 @@ public class TestSecurity2023 extends TomcatBaseTest {
inputStream = conn.getErrorStream();
}
if (inputStream != null) {
+ //noinspection StatementWithEmptyBody
while (inputStream.read() != -1) {}
inputStream.close();
}
@@ -148,5 +243,9 @@ public class TestSecurity2023 extends TomcatBaseTest {
protected void doPost(HttpServletRequest req, HttpServletResponse
resp) throws IOException, ServletException {
req.getParameterMap();
}
+
+ @Override
+ protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws IOException, ServletException {
+ }
}
}
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