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CVE-2021-30640

Related Vulnerabilities: CVE-2021-30640  

A vulnerability in the JNDI Realm of Apache Tomcat allows an attacker to authenticate using variations of a valid user name and/or to bypass some of the protection provided by the LockOut Realm. This issue affects Apache Tomcat 10.0.0-M1 to 10.0.5; 9.0.0.M1 to 9.0.45; 8.5.0 to 8.5.65.

Source

Description

The MITRE CVE dictionary describes this issue as:

A vulnerability in the JNDI Realm of Apache Tomcat allows an attacker to authenticate using variations of a valid user name and/or to bypass some of the protection provided by the LockOut Realm. This issue affects Apache Tomcat 10.0.0-M1 to 10.0.5; 9.0.0.M1 to 9.0.45; 8.5.0 to 8.5.65.

Additional Information

  • Bugzilla 1981544: CVE-2021-30640 tomcat: JNDI realm authentication weakness
  • CWE-287: Improper Authentication
  • FAQ: Frequently asked questions about CVE-2021-30640

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