CVE-2016-0762 (Medium) detected in tomcat-catalina-7.0.42.jar, tomcat-embed-core-8.0.18.jar

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CVE-2016-0762 - Medium Severity Vulnerability

Vulnerable Libraries - tomcat-catalina-7.0.42.jar, tomcat-embed-core-8.0.18.jar

tomcat-catalina-7.0.42.jar

Tomcat Servlet Engine Core Classes and Standard implementations

Library home page: http://tomcat.apache.org/

Path to dependency file: /pom.xml

Path to vulnerable library: /repository/org/apache/tomcat/tomcat-catalina/7.0.42/tomcat-catalina-7.0.42.jar

Dependency Hierarchy:

• ❌ tomcat-catalina-7.0.42.jar (Vulnerable Library)

tomcat-embed-core-8.0.18.jar

Core Tomcat implementation

Library home page: http://tomcat.apache.org/

Path to dependency file: /pom.xml

Path to vulnerable library: /repository/org/apache/tomcat/embed/tomcat-embed-core/8.0.18/tomcat-embed-core-8.0.18.jar

Dependency Hierarchy:

• ❌ tomcat-embed-core-8.0.18.jar (Vulnerable Library)

Found in HEAD commit: 910335bf446a1a65011c17bf5badb72c4d4efc50

Found in base branches: dev, master

Vulnerability Details

The Realm implementations in Apache Tomcat versions 9.0.0.M1 to 9.0.0.M9, 8.5.0 to 8.5.4, 8.0.0.RC1 to 8.0.36, 7.0.0 to 7.0.70 and 6.0.0 to 6.0.45 did not process the supplied password if the supplied user name did not exist. This made a timing attack possible to determine valid user names. Note that the default configuration includes the LockOutRealm which makes exploitation of this vulnerability harder.

Publish Date: 2017-08-10

URL: CVE-2016-0762

CVSS 3 Score Details (5.9)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: High
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: High
  • Integrity Impact: None
  • Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://lists.apache.org/thread.html/1872f96bad43647832bdd84a408794cd06d9cbb557af63085ca10009@%3Cannounce.tomcat.apache.org%3E

Release Date: 2016-10-27

Fix Resolution: 8.0.37

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⛑️ Automatic Remediation is available for this issue