sonatype-lift[bot] commented on code in PR #1263:
URL: https://github.com/apache/solr/pull/1263#discussion_r1060206538


##########
solr/core/src/java/org/apache/solr/handler/admin/ZookeeperStatusHandler.java:
##########
@@ -292,42 +333,62 @@ protected List<String> getZkRawResponse(String 
zkHostPort, String fourLetterWord
       port = Integer.parseInt(hostPort[1]);
     }
 
-    try (
-        Socket socket = new Socket(host, port);
+    try (Socket socket = new Socket(host, port);

Review Comment:
   
*[UNENCRYPTED_SOCKET](https://find-sec-bugs.github.io/bugs.htm#UNENCRYPTED_SOCKET):*
  Unencrypted socket to org.apache.solr.handler.admin.ZookeeperStatusHandler 
(instead of SSLSocket)
   
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##########
solr/core/src/java/org/apache/solr/update/processor/MD5Signature.java:
##########
@@ -15,21 +15,23 @@
  * limitations under the License.
  */
 package org.apache.solr.update.processor;
+
 import java.nio.charset.StandardCharsets;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 
 public class MD5Signature extends Signature {
-  private static ThreadLocal<MessageDigest> DIGESTER_FACTORY = new 
ThreadLocal<MessageDigest>() {
-    @Override
-    protected MessageDigest initialValue() {
-      try {
-        return MessageDigest.getInstance("MD5");
-      } catch (NoSuchAlgorithmException e) {
-        throw new RuntimeException(e);
-      }
-    }
-  };
+  private static ThreadLocal<MessageDigest> DIGESTER_FACTORY =
+      new ThreadLocal<MessageDigest>() {
+        @Override
+        protected MessageDigest initialValue() {
+          try {
+            return MessageDigest.getInstance("MD5");

Review Comment:
   
*[WEAK_MESSAGE_DIGEST_MD5](https://find-sec-bugs.github.io/bugs.htm#WEAK_MESSAGE_DIGEST_MD5):*
  This API MD5 (MDX) is not a recommended cryptographic hash function
   
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##########
solr/core/src/java/org/apache/solr/util/CryptoKeys.java:
##########
@@ -129,21 +115,21 @@ public static PublicKey getX509PublicKey(byte[] buf)
    * Verify the signature of a file
    *
    * @param publicKey the public key used to sign this
-   * @param sig       the signature
-   * @param data      The data tha is signed
+   * @param sig the signature
+   * @param data The data tha is signed
    */
-  public static boolean verify(PublicKey publicKey, byte[] sig, ByteBuffer 
data) throws InvalidKeyException, SignatureException {
+  public static boolean verify(PublicKey publicKey, byte[] sig, ByteBuffer 
data)
+      throws InvalidKeyException, SignatureException {
     data = ByteBuffer.wrap(data.array(), data.arrayOffset(), data.limit());
     try {
       Signature signature = Signature.getInstance("SHA1withRSA");

Review Comment:
   
*[WEAK_MESSAGE_DIGEST_SHA1](https://find-sec-bugs.github.io/bugs.htm#WEAK_MESSAGE_DIGEST_SHA1):*
  This API SHA1 (SHA-1) is not a recommended cryptographic hash function
   
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##########
solr/core/src/java/org/apache/solr/servlet/RedirectServlet.java:
##########
@@ -17,47 +17,43 @@
 package org.apache.solr.servlet;
 
 import java.io.IOException;
-
 import javax.servlet.ServletConfig;
 import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
-/**
- * A Simple redirection servlet to help us deprecate old UI elements
- */
+/** A Simple redirection servlet to help us deprecate old UI elements */
 public class RedirectServlet extends BaseSolrServlet {
-  
+
   static final String CONTEXT_KEY = "${context}";
-  
+
   String destination;
   int code = HttpServletResponse.SC_MOVED_PERMANENTLY;
-  
+
   @Override
   public void init(ServletConfig config) throws ServletException {
     super.init(config);
-    
+
     destination = config.getInitParameter("destination");
-    if(destination==null) {
+    if (destination == null) {
       throw new ServletException("RedirectServlet missing destination 
configuration");
     }
-    if( "false".equals(config.getInitParameter("permanent") )) {
+    if ("false".equals(config.getInitParameter("permanent"))) {
       code = HttpServletResponse.SC_MOVED_TEMPORARILY;
     }
-    
+
     // Replace the context key
-    if(destination.startsWith(CONTEXT_KEY)) {
-      destination = config.getServletContext().getContextPath()
-          +destination.substring(CONTEXT_KEY.length());
+    if (destination.startsWith(CONTEXT_KEY)) {
+      destination =
+          config.getServletContext().getContextPath() + 
destination.substring(CONTEXT_KEY.length());
     }
   }
-  
+
   @Override
   public void doGet(HttpServletRequest req, HttpServletResponse res)
-          throws ServletException,IOException {
-      
+      throws ServletException, IOException {
+
     res.setStatus(code);
     res.setHeader("Location", destination);

Review Comment:
   
*[UNVALIDATED_REDIRECT](https://find-sec-bugs.github.io/bugs.htm#UNVALIDATED_REDIRECT):*
  The following redirection could be used by an attacker to redirect users to a 
phishing website.
   
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