MediumGHSA-w5v7-q2j4-fvpf CVE-2015-1812CWE-79Published May 17, 2022

Jenkins Cross-site Scripting vulnerability

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Affected versions

0 → fixed in 1.596.21.600 → fixed in 1.606

Details

Cross-site scripting (XSS) vulnerability in Jenkins before 1.606 and LTS before 1.596.2 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors, a different vulnerability than CVE-2015-1813.

The fix

[FIXED SECURITY-171]

Kohsuke Kawaguchi· Mar 7, 2015, 06:28 PM+10−1feb2703adb

core/src/main/java/hudson/util/FormValidation.java+1 −1

@@ -196,7 +196,7 @@ private static FormValidation _error(Kind kind, Throwable e, String message) {
             " <a href='#' class='showDetails'>"
             + Messages.FormValidation_Error_Details()
             + "</a><pre style='display:none'>"
-            + Functions.printThrowable(e) +
+            + Util.escape(Functions.printThrowable(e)) +
             "</pre>",kind
         );
     }
 core/src/test/java/hudson/util/FormValidationTest.java | 9 +++++++++
 1 file changed, 9 insertions(+)

core/src/test/java/hudson/util/FormValidationTest.java+9 −0

@@ -23,6 +23,10 @@
  */
 package hudson.util;
  
+import static org.hamcrest.CoreMatchers.containsString;
+import static org.hamcrest.CoreMatchers.not;
+import static org.hamcrest.MatcherAssert.assertThat;
+ 
 import junit.framework.TestCase;
  
 /**
@@ -51,4 +55,9 @@ public void testValidateRequired_Empty() {
     public void testMessage() {
         assertEquals("test msg", FormValidation.errorWithMarkup("test msg").getMessage());
     }
+ 
+    public void testFormValidationException() {
+        FormValidation fv = FormValidation.error(new Exception("<html"), "Message<html");
+        assertThat(fv.renderHtml(), not(containsString("<html")));
+    }
 }

[SECURITY-171] test

=?UTF-8?q?Oliver=20Gond=C5=BEa?=· Mar 7, 2015, 07:32 PM+9−0f880d8d2cd